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ATTACHMENT "A" - M.O.U. MITIGATION FEES CALCULATION WORKSHEET - SUMMARY Project: Waller Creek, Guadalupe St Flood Risk Reduction - Adams Hemphill Park MOU # 25-002 5789.075 Permanent Use - Lower Basin - 50% Permanent Use - Upper Basin - 80% Permanent Use - Upper Basin - 0% Temporary Use - Staging Sub-Total Credit for Park Amenities Improvements AW Dept WWL Relocation Bank Stabilization TOTAL = Calculated Fee $5,337,521 $1,037,944 $0 $60,954 $6,436,420 $1,636,226 $656,748 $1,162,536 $2,980,911 ATTACHMENT "A" - M.O.U. MITIGATION FEES CALCULATION WORKSHEET Permanent Use - Lower Basin Project: TCAD Land Value of Adjacent Properties ($): $555,000 Waller Creek, Guadalupe St Flood Risk Reduction - Adams Hemphill Park Lower Basin MOU # 5789.075 25-002 Avg. Lot Size (sq. ft.): 5,462 Based on average for nearby lots zoned SF Value per Square Foot. ($): $102 TCAD Land Value divided by Avg. Lot Size Requested Area (sq. ft.): 105,053 Submitted by Requesting Department Preliminary Mitigation Value ($): $10,675,043 Requested Area multiplied by the Value per Square Foot Disturbance Value (%): 50.00% Based on limitations on future development for that portion of parkland (see table below) Final Mitigation Value ($): $5,337,521 Preliminary Mitigation Value multiplied by the Disturbance Value DISTURBANCE VALUES Area can still be developed with minimal or no limitations (underground work/materials with no/few above ground appurtenances/fixtures) Area can still be developed with moderate limitations (underground work/materials with some small/medium appurtenances/fixtures) Development severely limited (underground work/materials with large or several small/medium appurtenances/fixtures) No future park development possible in the area - dedicated to installation (underground and/or surface appurtenances/fixtures) 35% 50% 75% 100% ATTACHMENT "A" - M.O.U. MITIGATION FEES CALCULATION WORKSHEET Permanent Use - Upper Basin Project: TCAD Land Value of Adjacent Properties ($): $555,000 Waller Creek, Guadalupe St Flood Risk Reduction - Adams Hemphill Park Upper Basin MOU # 5789.075 25-002 Avg. Lot Size (sq. ft.): 5,462 Based on average for nearby lots zoned SF Value per Square Foot. ($): $102 TCAD Land Value divided by Avg. Lot Size Requested Area (sq. ft.): 12,768 Submitted by Requesting Department (Disturbed Area Only) Preliminary Mitigation Value ($): $1,297,430 Requested Area multiplied by the Value per Square Foot Disturbance Value (%): 80.00% Based on limitations on future development for that portion of parkland (see table below) Final Mitigation Value ($): $1,037,944 Preliminary Mitigation Value multiplied by the Disturbance Value DISTURBANCE VALUES Area can still be developed with minimal or no limitations (underground work/materials with no/few above ground appurtenances/fixtures) Area can still be developed with moderate limitations (underground work/materials with some small/medium appurtenances/fixtures) Development severely limited (underground work/materials with large or several small/medium appurtenances/fixtures) No future park development possible in the area - dedicated to installation (underground and/or surface appurtenances/fixtures) 35% 50% 75% 100% ATTACHMENT "A" - M.O.U. MITIGATION FEES CALCULATION WORKSHEET Permanent Use - Upper Basin - No Disturbance Project: TCAD Land Value of Adjacent Properties ($): $555,000 Waller Creek, Guadalupe St Flood Risk Reduction - Adams Hemphill Park Upper Basin MOU # 5789.075 25-002 Avg. Lot Size (sq. ft.): 5,462 Based on average for nearby lots zoned SF Value per Square Foot. ($): $102 TCAD Land Value divided by Avg. Lot Size Requested Area (sq. ft.): 20,315 Submitted by Requesting Department (Disturbed Area Only) Preliminary Mitigation Value ($): $2,064,295 Requested Area multiplied by the Value per Square Foot Disturbance Value (%): 0.00% Based on limitations on future development for that portion of parkland (see table below) Final Mitigation Value ($): $0 Preliminary Mitigation Value multiplied by the Disturbance Value DISTURBANCE VALUES Area can still be developed with minimal or no limitations (underground work/materials with no/few above ground appurtenances/fixtures) Area can still be developed with moderate limitations (underground work/materials with some small/medium appurtenances/fixtures) Development severely limited (underground work/materials with large or several small/medium appurtenances/fixtures) No future park development possible in the area - dedicated to installation (underground and/or surface appurtenances/fixtures) 35% 50% 75% 100% ATTACHMENT "A" - M.O.U. MITIGATION FEES CALCULATION WORKSHEET Project: Waller Creek, Guadalupe St Flood Risk Reduction - Adams Hemphill Park Temporary Use - Work Area TCAD Land Value of Adjacent Properties ($): $555,000 MOU # 25-002 5789.075 Average Lot Size (sq. ft.): 5,462 Based on average for nearby lots zoned SF Value per Square Ft. ($): $102 Average Requested Area (sq. ft.): 11,997 Submitted by Requesting Department Preliminary Annual Value of Requested Area ($) $1,219,085 Area requested multiplied by Value per Square Ft. Adjusted Annual Value of Requested Area ($) $182,863 (15% Rate of Return) Monthly Value of Requested Area ($) $15,239 Adjusted Annual Value divided by 12 Daily Temporary Use Rate ($): $508 Monthly Value divided by 30 (Average number of days in a month) Days Requested: 120 Submitted br Requesting Department/Entity Temporary Use Rate ($): $60,954 Daily Temporary Use Fee multiplied by Days Requested Prop ID Avg Sq Ft Land Value 210342 210341 210339 210152 5,332 5,208 5,936 5,371 5,462 $540,000 $540,000 $600,000 $540,000 $555,000 Totals 3006 Hemphill Park 3008 Hemphill Park 3014 Hemphill Park 3102 Hemphill Park 2024 TCAD Data Subtotal Mobilization Cost (5%) Contingency 30% Total $ $ $ $ $ $ $ $ $ $ $ $ $ 6,300 68,800 16,000 65,000 74,000 34,600 300,000 300,000 42,000 150,000 15,000 50,000 77,000 $1,198,700 $59,935 $377,591 $1,636,226 Task Cost (2024) $ 2,189,159 PARD (cost participate at 30% of task total) $ 656,748 Typical approach Proposed approach w/ additional benefits Difference (cost of benefits) Cost (2024) $ 107,460 $ 1,269,996 $ 1,162,536 ATTACHMENT B - DISTRUBANCE VALUES MAP AREA TO BE INCLUDED IN PERMANENT DRAINAGE EASEMENT ONCE ROW VACATED = 8,241.15 SF T D S E W R 1 6 3 1 3 6 5 6 5 9 3 4 6 7 6 6 5 5 1 6 7 5 5 5 3 : 1 5 5 9 PERMANENT USE = 7,960 SF UPPER BASIN 0 6 5 2 6 3 I I S T H W . E V A CONCRETE PAVING 4' W V D S G V I N A T P L A H P S A ASPHALT PAVING CONCRETE CURB & GUTTER CONCRETE SIDEWALK W 30TH ST. CONCRETE CURB & GUTTER W V W V H F ST O N E PA VIN G P O T S ST O N E RETAININ G W ALL E A ST D R. V I N T P G H L A A A S P G K I N R A O P N A M S H O B H R A D E I G Y R O T C N E K D I R R A P S E L U K R R A P E T S G W A O D 5'x5' BOX CULVERT K R L A H I L D P E M P O O H 4 7 6 N 4 C 1 P + 3 R T 5 7 6 L M 4 E 3 . 5 A + 2 R T EXISTING 36" RCP (TO BE REMOVED) 7 - 2 N 4 0 P + 3 R C X T 2 6 4 9 1 STONE RETAINING WALL STONE RETAINING WALL 1 6 5 9 5 5 4' 7 5 5 5 5 5 3 5 5 3:1 5 6 3 572573574 3 6 3 0 7 5 568 566 564 562 9 5 3 N C R E T E C U R B U T T E R & G C O PERMANENT USE= 25,123 SF UPPER BASIN . T S H T U R F EXISTING 18" R CP 7 7 6 O 4 4 L + 1 R T ) W O R ' 0 6 ( K R A P L L H P M E H I 6 7 6 N 4 C 9 . 5 P + 1 R T 5 6 5 3 6 5 1 6 5 9 5 5 7 5 5 5 5 5 2 5 5 4 7 5 2 7 5 0 7 5 8 6 5 6 6 5 4 6 5 2 6 5 0 6 5 8 5 5 6 5 5 4 5 5 T E G S S W I N CONCRETE RETAINING WALL 7 0 7 B 9 0 H + 1 R T 8 4 6 L M 4 E 8 C + 1 R T 4 0 7 9 4 0 7 N 9 C + 9 P R T 1 - 8 X 6 0 7 N 9 C 1 P + 1 R T 3 0 7 9 8 - 8 X 7 . 5 X 7 X 4 . 5 X 4 0 7 L 9 9 . 5 W X + 1 R T 0 1 7 B 9 1 . 5 H + 1 R T 4 X 2 - 7 8 6 B 4 + 9 C R T 5' 4:1 9 4 6 N 4 C 5 P 2 . 2 + 1 R T O 5 X 0 - 5 . 5 5 6 B 4 + 8 C R T C 1 5 5 0 5 5 5' EXISTING 30" RCP KIRBY HALL SCHOOL 13'-3" FIRST ENGLISH LUTHERAN CHURCH AUSTIN FIRE DEPARTMENT U M E L E F T E R C N O C U O U O 557 555 553 551 549 STONE GABION 5' U O 3:1 8' 3:1 OU T R U O L C L A B T E K S A B OU OU OU W OU 3:1 548 8 4 5 9 4 5 PERMANENT USE = 105,053 SF 7 4 5 LOWER BASIN R A D E C . T S W A S STO NE GABIO N 5' GE PEDESTRIAN BRID C O N C R E T E P A VIN G C O N C R E T E P A VIN G 3 : 1 24" RCP S A W S S 6 5 5 8 4 5 0 5 5 2 5 5 4 5 5 3:1 9 4 5 1 5 5 3 5 5 5 5 5 3:1 S S AUSTIN PRESBYTERIAN SEMINARY S A W S S S A W 3 0 " R C P O C O C STONE RETAINING WALL AS W . c n I , s l o h c i N d n a e s e e r F 4 4 1 2 - F m i r i F g n i r e e n g n E d e r e t s i g e R s a x e T T F A R D E H T R E D N U W E I V E R M R E T N I I F O E S O P R U P . E . P K A T A P . K Y L R E B M K I : F O Y T I R O H T U A E H T R O F D E S A E L E R S I T N E M U C O D S I H T 4 2 0 2 / 9 1 / 2 : E T A D N O 7 6 3 7 9 : O N S A X E T , N O I T C U R T S N O C R O F D E S U E B O T T O N S I T I . S E S O P R U P T I M R E P R O G N D D B I I 0 0 3 e t i u S , e l c r i C o d a r o M 1 3 4 0 1 0 0 1 3 - 7 1 6 ) 2 1 5 ( - e n o h P m o c . e s e e r f . w w w - b e W 9 5 7 8 7 s a x e T , n i t s u A T N E M T R A P E D N O I T C E T O R P D E H S R E T A W N I T S U A F O Y T I C N O I T C U D E R K S I R D O O L F T E E R T S E P U L A D A U G R E T A W M R O T S K R A P L L I H P M E H - S M A D A S D E E N E S U Y R A R O P M E T D N A T N E N A M R E P 5 3 6 0 2 3 U A 3 2 0 2 / 8 2 / 7 0 E T A D D E N G I S E D N W A R D D E S I V E R D E K C E H C E M A N E L I F g w d . T N E M E S A E P O R P . O N B O J N & F E T A D Y B n o h c n i e n o t o n f I i . g n w a r d l i a n g i r o n o h c n i e n o s i r a B l . e a c s j t s u d a , t e e h s s i h t SS S S SS SS SS SS SS SS SS SS S S SS SS SS SS SS SS SS SS SS SS SS SS SS S S SS SS SS W 29TH ST. S S S S E T S G W A O D SS SS SS SS SS SS S S S S g w d . T N E M E S A E P O R P \ 4 2 3 2 4 \ m i l e r P \ t r o p e R \ W S \ : N : e m a n e l i F o n : y B d e v a S M A 4 1 : 8 5 2 0 2 / 7 / 3 : d e v a S t s a L ) h c e T S M L ( . s 0 5 2 : l e R D A C A Plot Date: 3/7/2025 8:22 AM Plot By: no Filename: N:\SW\Report\Prelim\42324\PROP EASEMENT.dwg H T R O N 1 - CONCEPT PLAN VIEW 0 80' 40' SCALE IN FEET W A H I V T E I . S SCOTTISH RITE DORMITORY LEGEND PERMANENT USE 1 E L A C S Y F I R E V 0 E U S S I . O N SHEET SEQ. W W . c n I , s l o h c i N d n a e s e e r F 4 4 1 2 - F m i r i F g n i r e e n g n E d e r e t s i g e R s a x e T T F A R D E H T R E D N U W E I V E R M R E T N I I F O E S O P R U P . E . P K A T A P . K Y L R E B M K I : F O Y T I R O H T U A E H T R O F D E S A E L E R S I T N E M U C O D S I H T 4 2 0 2 / 9 1 / 2 : E T A D N O 7 6 3 7 9 : O N S A X E T , N O I T C U R T S N O C R O F D E S U E B O T T O N S I T I 0 20' 40' SCALE IN FEET HORIZONTAL . S E S O P R U P T I M R E P R O G N D D B I I G G G > G WW > G WW G > G WW > G WW G > G G G G G G WW G > R.O.W. 577 UC G G G G UC G UC WW > 576 576 5 7 6 G G HEMPHILL PARK WW G > UC G G WW G G G G 12'x6' ARCH PIPE 12'x6' ARCH PIPE UC UC G > G TEMPORARY EASEMENT = 8,659 SF 575 G G 1/2 CRZ W T E E R T S D R 3 3 W W W W U C U C G > U C U C G W W . . W O . R U C U C G UC G UC G G W UC W U C UC G WW G > U C G W W W W . . W O . R U C G G W G U C U C G W X X X X X X X X X W W X UC X X X X X UC > W W > W W > W W > W W PERMANENT EASEMENT = E X 1 3 ' 3,338 SF W X 6 . 5 ' W 12'x6' ARCH PIPE > A R C H P I P E W W > W W . . W O R . R.O.W. HEMPHILL PARK UC UC UC UC UC UC > G UC G WW U C G W U C WW > G WW G UC W > W W W W > U C W W W > B ( N W ) 0 0 + B ( S W ) B C C G UC > G U C WW 7 ' R 1 ' X C 2 A U D L 1 > W G WW L 1 1 A W W U W D 7 ' R 7 ' R W W > 1 ' X 1 ' X > > G G 18" RCP W G W W G W > U C U C U C W U C U C U C U C 1 8 " R C P G G G G G T E E R T S D R 3 3 G G G W W W > W W W W > W W W W > G . . W O R . G G G G G G G G W W W > W E L E C T R I A N D C A B L E T V E A S E M E N T C T E L E - C O M M U N C A T O N S I I X X R.O.W. X X X X X UC UC X X X UC UC W W > W > W HEMPHILL PARK W WW > WW > DUAL 11'X7' RCB (NW) W 3+00 W W > WW WW W W 11'X7' RCB DUAL 11'X7' RCB (SW) > S S > W W > WW > WW > WW OU > OU WW OU X X X X X X X X X X R.O.W. A L D R I D G E P L A C E L O T 2 7 , B L O C K 1 , R E S U B D I V I S I O N O F LEGEND PERMANENT EASEMENT TEMPORARY EASEMENT 5 7 4 573 572 571 570 569 569 570 571 572 573 574 575 576 576576 . g w d 1 - A - E N I L - P P - W S \ 4 2 3 2 4 \ m i l e r P \ t r o p e R \ W S \ : N : e m a n e l i F o n : y B d e v a S M P 5 2 : 1 4 2 0 2 / 0 1 / 0 1 : d e v a S t s a L ) h c e T S M L ( . s 0 5 2 : l e R D A C A Plot Date: 3/7/2025 8:40 AM Plot By: no Filename: N:\SW\Report\Prelim\42324\SW-PP-LINE-A-1.dwg 0 0 3 e t i u S , e l c r i C o d a r o M 1 3 4 0 1 0 0 1 3 - 7 1 6 ) 2 1 5 ( - e n o h P m o c . e s e e r f . w w w - b e W 9 5 7 8 7 s a x e T , n i t s u A R E T A W M R O T S K R A P L L I H P M E H - S M A D A S D E E N T N E M E S A E Y R A R O P M E T D N A T N E N A M R E P T N E M T R A P E D N O I T C E T O R P D E H S R E T A W N I T S U A F O Y T I C N O I T C U D E R K S I R D O O L F T E E R T S E P U L A D A U G 5 3 6 0 2 3 U A 3 2 0 2 / 8 2 / 7 0 E T A D D E N G I S E D N W A R D D E S I V E R D E K C E H C E M A N E L I F . g w d 1 - A - E N I L - P P - W S . O N B O J N & F E T A D Y B n o h c n i e n o t o n f I i . g n w a r d l i a n g i r o n o h c n i e n o s i r a B l . e a c s j t s u d a , t e e h s s i h t 1 E L A C S Y F I R E V 0 E U S S I . O N SHEET SEQ. ATTACHMENT C - PROJECT LOCATION MAP Triangle Pond Spillway Improvements Proposed Stormwater Pond Proposed Underground Storage Limist of Construction Stream Centerline Proposed Storm Drain Pipe Existing Storm Drain Pipe Existing Storm Drain Pipe To Be Abandoned Existing Ponds Ultimate 100-year Floodplain FN PROJECT NO. DATE CREATED AU320635 Date: 11/7/2024 DATUM & COORDINATE SYSTEM NAD83 State Plane (feet) Texas South Central FILE NAME PREPARED BY Name: FNI_ProjectMap FREESE AND NICHOLS, INC. 10431 MORADO CIRCLE SUITE 300 AUSTIN, TEXAS 78759 PHONE: 512.617.3100 Date Saved: 11/7/2024 3:48:14 PM RPD CITY OF AUSTIN GUADALUPE STREET STORM DRAIN IMPROVEMENTS PROJECT MAP 0 ¯ 500 Feet FIGURE 1 ATTACHMENT D - PARK AMENITIES IMPROVEMENTS PROJECT NAME CLIENT % SUBMITTAL Guadalupe FRR City of Austin 30% AHNP Concept (No Channel Improvements) and 60% Design W. 33rd St. Submittal DATE GROUP PM 8/8/2025 1149 Kim Patak OPINION OF PROBABLE CONSTRUCTION COST - SEGMENT 1 ESTIMATED BY JBL/MLM/PSK QC CHECKED BY JR FNI PROJECT NUMBER AU320635 ITEM DESCRIPTION QUANTITY UNIT UNIT PRICE TOTAL STORM DRAIN INFRASTRUCTURE AND E&S CONTROLS 403S-CY-S HEADWALL MODIFICATIONS-33RD STREET 506J SW-40X10 CUSTOM JUNCTION BOX, 40 FT X 10 FT (JB-A01) 508S-I20S 508S-I30S 509S-1 510-VIDEO 559-ASD 11x7 DIA. 559-ASD 12x6 DIA. 602S-D 608S-1 609S-C 610S-R 628S-B 639S 641S 648S 802S-BC.I.P. SS4150-CLIS SS4150-CLIIS SS4150-CLIL INLET, STANDARD, 20' INLET, STANDARD, 30' TRENCH EXCAVATION SAFETY PROTECTIVE SYSTEMS VIDEO INSPECTION OF NEWLY INSTALLED BOX CULVERTS AND STORM DRAIN PIPE PRECAST CONCRETE BOX CULVERTS, 11 FT. X 7 FT. INCLUDING EXCAVATION AND BACKFILL PRECAST CONCRETE BOX CULVERTS, 12 FT. X 6 FT. INCLUDING EXCAVATION AND BACKFILL GRASS SODDING (MATCH EXISTING) PLANTING NATIVE SEEDING REMOVAL OF EXISTING TREES - MITIGATION FEE TRIANGULAR SEDIMENT FILTER DIKE ROCK BERM STABILIZED CONSTRUCTION ENTRANCE MULCH SOCK C.I.P. PROJECT SIGN CL I CONTAMINATED SOIL PER TON CL II CONTAMINATED SOIL PER TON CL I CONTAMINATED LIQUID PER GALLON SS4150-CLIIL ADAMS HEMPHILL NEIGHBORHOOD PARK 104S-G CL II CONTAMINATED LIQUID PER GALLON DEMOLITION OF EXISTING PARK ITEMS 120S-B 414S-C 414S-C 420S-A 430S-E 432S-5 432S-6 432S-RP-1 433S-C 506S M4 509S-1 510-AWW-12 510-AWW-30 510-AWW-6 510-AWW-8 510-BWW 30 x 96 Dia. 510-BWW 6 × 6 Dia. 602S-D 610S-A 610S-E 610S-R 701S-A 706S 725S-A 802S-BC.I.P. SP509S-2 SS10430-EA SS11510-BB SS11510-BE SS11510-DF SS11510-FS SS11510-NP SS11510-OF SS11510-PS SS11510-PT SS11510-PV SS11510-RC SS11510-SS SS1540-BP18 SS1540-BP24 SS1540-BP36 SS265000-SL SS265000-PL SS721S.1 101S-B 104S-B 104S-A CHANNEL EXCAVATION, PLAN QUANTITY CAST-IN-PLACE PORTLAND CEMENT CONCRETE RETAINING WALL, INCLUDING REINFORCEMENT CAST-IN-PLACE PORTLAND CEMENT CONCRETE RETAINING WALL, INCLUDING REINFORCEMENT, TREEWELL WALL DRILLED SHAFT, 30" DIA P.C. CONCRETE LAYDOWN CURB (EXCAVATION), CONCRETE EDGING NEW P.C. CONCRETE SIDEWALKS, 5 INCH THICKNESS (PUBLIC SIDEWALK IN ROW, 5' CONC) NEW P.C. CONCRETE SIDEWALKS, 6 INCH THICKNESS (PERIMETER SIDEWALK 6'-8' CONC) P.C. SIDEWALK CURB RAMP WITH PAVERS (TYPE I) (RAMPS + CROSSWALKS) TYPE II P.C. CONCRETE DRIVEWAY (POND SERVICE DRIVE, BOLLARDS AND GATE) STANDARD PRE-CAST MANHOLE W/PRE-CAST BASE, 4' DIA. TRENCH EXCAVATION, SAFETY PROTECTIVE SYSTEMS, ALL DEPTHS PIPE, 12-INCH DIA. ASTM F679 PS115 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL PIPE, 30-INCH DIA. ASTM F679 PS115 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL PIPE, 6-INCH DIA. ASTM D3034 SDR26 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL PIPE, 8-INCH DIA. ASTM D3034 SDR26 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL CONNECTING NEW 30" LINE TO EXISTING 96" CROSSTOWN TUNNEL AT INLET D5 (DETAILS TBD) CONNECTING NEW 6" SERVICE TO EXISTING PRIVATE SERVICE (6" DIA. NEW SERVICE TO 6" DIA. PRIVATE SERVICE) GRASS SODDING PROTECTIVE FENCING TYPE A CHAIN LINK FENCE (TYPICAL APPLICATOIN-HIGH DAMAGE POTENTIAL) TREE TRUNK PROTECTION (WOOD PLANKING) REMOVAL OF EXISTING TREES - MITIGATION FEE CHAIN LINK FENCE, BACKSTOP BRIDGE AND CULVERT RAILING TYPE METAL RAIL (GUARD RAILING) TYPE A SURVEY IDENTIFICATION MARKER C.I.P. PROJECT SIGN SPECIAL SHORING PARK + WAYFINDING SIGNAGE BASKETBALL COURT BENCHES AND PADS DRINKING FOUNTAINS (ICLUDING WATER LINE AND SUMP DRAINAGE) PLAYGROUND SURFACING NATURE PLAY EQUIPMENT OUTDOOR FITNESS EQUIPMENT PLAY EQUIPMENT PICNIC TABLES AND PADS PAVILION (INCLUDING STRUCTURAL SLAB AND ELECTRIC CONNECTION) ROCK CLIMBING HOLDS AND FASTENERS SWING SETS BY-PASS PUMPING FOR LINES 15"-18" BY-PASS PUMPING FOR LINES 20"-24" BY-PASS PUMPING FOR LINES 30"-36" SPORTS LIGHTING (INCLUDING CONDUIT + ELECTRIC HOOKUP) PEDESTRIAN LIGHTING (INCLUDING CONDUIT + ELECTRIC HOOKUP) PEDESTRIAN BRIDGE (PRE-ENGINEERED CONTECH BRIDGE W/ RELATED ABUTMENTS) PREPARING RIGHT OF WAY REMOVING CONC (PAV) REMOVING CONC (CURB) TxDOT 105-6049 REMOVING STAB BASE & ASPH PAV (4"-22") 203S-A 340S-B 340S-B LIME TREATED SUBGRADE, (8 IN. THICK) D-GR HMA TY-B PG64-22 D-GR HMA TY-C PG64-22 TxDOT 360-6004 CONC PAVMT (CONT REINF - CRCP)(10") 430S-A 432SR-4 432S-RP-1B 433S-C 704 P.C. CONCRETE CURB AND GUTTER (EXCAVATION) RECONSTRUCT CONCRETE SIDEWALK TO 4" THICKNESS, INCLUDING REMOVAL OF EXISTING SIDEWALK P.C. SIDEWALK CURB RAMP WITH PAVERS (TYPE 1B) TYPE II P.C. CONCRETE DRIVEWAY METAL BEAM GUARD RAILING 803S-MO STREET RECONSTRUCTION ASSOCIATED WITH W. 33RD ST. REPAIRS 101S-B PREPARING RIGHT OF WAY BARRICADES, SIGNS, TRAFFIC HANDLING 110S-B 203S-A 203S-L 340S-A 360S-A 430S-A 432S-R4 432S-RP-1 432S-RP-1B 803S-MO 803S-SF 871S-A 871S-E STREET EXCAVATION, PLAN QUANTITY LIME TREATED SUBGRADE, (8 IN. THICK) LIME HOT MIX ASPHALTIC CONCRETE PAVEMENT, TYPE B 8 IN. CONCRETE PAVEMENT P.C. CONCRETE CURB AND GUTTER (EXCAVATION) RECONSTRUCT CONCRETE SIDEWALK TO 4" THICKNESS, INCLUDING REMOVAL OF EXISTING SIDEWALK P.C. SIDEWALK CURB RAMP WITH PAVERS (TYPE I) P.C. SIDEWALK CURB RAMP WITH PAVERS (TYPE IB) BARRICADES, SIGNS, & TRAFFIC HANDLING SAFETY FENCE REFLECTORIZED TYPE I THERMOPLASTIC PAVEMENT MARKINGS, 24 INCHES IN WIDTH 100 MILS IN THICKNESS, SOLID, WHITE IN COLOR REFLECTORIZED TYPE II THERMOPLASTIC PAVEMENT MARKINGS, 24 INCHES IN WIDTH 100 MILS IN THICKNESS, SOLID, WHITE IN COLOR TxDOT SS6001 PORTABLE CHANGEABLE MESSAGE SIGN Page 1 of 2 73 1 2 2 88 88 48 40 3,612 1 4,305 1 40 50 2 950 4 1 1 1 1 1 40,500 2,348 75 6100 423 735 1058 2 15,924 5 1614 205 1300 70 93 1 2 3.15 1,668 13 1 50 1650 1 1 20000 4 1 10 2 3700 1 1 1 7 1 1 2 50 50 50 2 11 1 8 590 1,780 1,730 2,310 1,030 400 590 1,780 70 4 850 10 3 9 30 420 10 24 400 138 252 1 1 2 200 64 64 2 CY EA EA EA LF LF LF LF SY LS SY LS LF LF EA LF EA TON TON GALLON GALLON LS CY CY CY SY LF LF LF EA SF EA LF LF LF LF LF EA EA AC LF EA LS LF LF EA EA SF EA EA EA EA SF LS LS LS EA LS LS EA CD CD CD EA EA LS STA SY LF SY SY TON TON SY LF SY EA SF LF MO STA CY SY TON TON SY LF SF EA EA MO LF LF LF EA $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ 2,000 250,000 11,500 13,500 12 10 1,940 1,750 9 2,800 2 850 12 75 1,800 8 1,000 120 120 120 120 24,400 30 1,323 1,000 330 15 55 65 7,000 12 5,500 2 180 330 120 150 100,000 3,500 12,000 10 345 54,850 25 250 300 1,000 48 4,000 80,000 6,500 8,500 20 34,600 300,000 300,000 6,000 150,000 15,000 15,000 1,500 1,500 1,500 25,000 7,000 400,000 3,200 120 60 20 20 230 190 100 120 150 2,400 15 500 5,000 3,200 85 20 250 165 200 43 33 2,360 2,400 6,500 4 30 3 30,000 $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ 146,000 250,000 23,000 27,000 1,056 880 93,120 70,000 32,508 2,800 8,610 850 480 3,750 3,600 7,600 4,000 120 120 120 120 24,400 1,215,000 3,106,600 75,000 2,013,000 6,300 40,400 68,800 14,000 191,100 27,500 3,200 36,900 429,000 8,400 14,000 100,000 7,000 37,800 16,675 4,485 54,850 1,300 412,500 300 1,000 960,000 16,000 80,000 65,000 17,000 74,000 34,600 300,000 300,000 42,000 150,000 15,000 30,000 75,000 75,000 75,000 50,000 77,000 400,000 25,600 70,800 106,800 34,600 46,200 236,900 76,000 59,000 213,600 10,500 9,600 12,750 5,000 15,000 28,800 2,550 8,400 2,500 3,960 80,000 5,934 8,316 2,360 2,400 13,000 800 1,920 192 60,000  PROJECT NAME CLIENT % SUBMITTAL Guadalupe FRR City of Austin 30% AHNP Concept (No Channel Improvements) and 60% Design W. 33rd St. Submittal DATE GROUP PM 8/8/2025 1149 Kim Patak ESTIMATED BY JBL/MLM/PSK QC CHECKED BY JR FNI PROJECT NUMBER AU320635 ITEM DESCRIPTION QUANTITY UNIT UNIT PRICE TOTAL WASTEWATER LINE RELOCATIONS ASSOCIATED WITH W. 33RD ST. REPAIRS 506S M4 Standard Pre-Cast Manhole w/Pre-cast Base, 4' Dia. 506S M14 506S M15 509S-1 510-AWW-8 510-BWW, 510-AWW MOBILIZATION 700S-TM Standard Pre-Cast Manhole w/CIP Base, 4' Dia. Standard Pre-Cast Manhole w/CIP Base, 5' Dia. Trench Excavation, Safety Protective Systems, All Depths Pipe, 8-inch Dia. ASTM D3034 SDR26 PVC (all depths), including Excavation and Backfill WASTEWATER CONNECTION TO MANHOLES, WASTEWATER SERVICE CONNECTIONS, AND SERVICE PIPING TOTAL MOBILIZATION PAYMENT PROJECT TOTAL (2023 COSTS) COST ESCALATION FACTOR PROJECT TOTAL (2024 COSTS) COST ESCALATION FACTOR PROJECT TOTAL (2027 COSTS) STORM DRAIN INFRASTRUCTURE AND E&S CONTROLS (WPD) ADAMS HEMPHILL NEIGHBORHOOD PARK (WPD) STREET RECONSTRUCTION (WPD) WASTEWATER LINE RELOCATIONS (WPD) PROJECT TOTAL (2027 COSTS) 2 1 1 210 210 1 5 EA EA EA LF LF LS % SUBTOTAL CONTINGENCY SUBTOTAL SUBTOTAL (with Mobilization) $ 5,500 $ 6,500 7,000 $ $ 2 $ 150 $ 16,930 $ $ $ $ $ $ 11,000 6,500 7,000 420 31,500 16,930 30% 15% 5.0% 15.7% $ $ $ $ $ $ $ $ $ $ 821,449 12,637,676 3,791,303 16,428,979 17,250,428 17,250,428 862,521 18,112,950 2,834,677 20,947,626 $1,120,065 $19,339,441 $366,538 $121,582 20,947,626 $ The Engineer has no control over the cost of labor, materials, equipment, or over the Contractor's methods of determining prices or over competitive bidding or market conditions. Opinions of probable costs provided herein are based on the information known to Engineer at this time and represent only the Engineer's judgment as a design professional familiar with the construction industry. The Engineer cannot and does not guarantee that proposals, bids, or actual construction costs will not vary from its opinions of probable costs. NOTES: 1 FNI OPCC classified as an AACE Class 3 Estimate with accuracy range or -20 to + 30. 2 FNI OPCC does not include costs associated with engineering fees, permits, surveying, easements, mitigation etc. Page 2 of 2 " ,., ATTACHMENT E - WW ALTS DESCRIP ' ' �90,�... /, �1379 '',j/4 7 � � .... , To -�r I �,: I I I I I I 0 ,.. 3 )3ll9 �3'1 9 -, 08 t>(��,��, -p. .... .... ... ' (' , ' '21 \ � a,, \ \ OPINION OF PROBABLE CONSTRUCTION COST - AHNP AUSTIN WATER WASTEWATER RELOCATION ALTERNATIVE 1 PROJECT NAME CLIENT % SUBMITTAL Guadalupe FRR City of Austin Austin Water Adams-Hemphill Park Alternative 1 (Rerouting within the park) DATE GROUP PM 3/27/2024 1149 Kim Patak ITEM WASTEWATER LINE RELOCATIONS 506S M4 509S-1 510-AWW-12 510-AWW-30 510-AWW-6 510-AWW-8 510-BWW 30 x 96 Dia. 510-BWW 6 × 6 Dia. 802S-BC.I.P. SS1540-BP18 SS1540-BP24 SS1540-BP36 TBD MOBILIZATION 700S-TM PROJECT TOTAL ESTIMATED BY JBL/MLM/PSK QC CHECKED BY JR FNI PROJECT NUMBER AU320635 DESCRIPTION QUANTITY UNIT UNIT PRICE TOTAL STANDARD PRE-CAST MANHOLE W/PRE-CAST BASE, 4' DIA. TRENCH EXCAVATION, SAFETY PROTECTIVE SYSTEMS, ALL DEPTHS PIPE, 12-INCH DIA. ASTM F679 PS115 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL PIPE, 30-INCH DIA. ASTM F679 PS115 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL PIPE, 6-INCH DIA. ASTM D3034 SDR26 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL PIPE, 8-INCH DIA. ASTM D3034 SDR26 PVC (ALL DEPTHS), INCLUDING EXCAVATION AND BACKFILL CONNECTING NEW 30" LINE TO EXISTING 96" CROSSTOWN TUNNEL AT INLET D5 (DETAILS TBD) CONNECTING NEW 6" SERVICE TO EXISTING PRIVATE SERVICE (6" DIA. NEW SERVICE TO 6" DIA. PRIVATE SERVICE) C.I.P. PROJECT SIGN BY-PASS PUMPING FOR LINES 15"-18" BY-PASS PUMPING FOR LINES 20"-24" BY-PASS PUMPING FOR LINES 30"-36" CONNECT TO EXISTING CROSSTOWN TUNNEL AT INLET D5 (DETAILS TBD) TOTAL MOBILIZATION PAYMENT 4 1163 205 644 70 93 1 2 1 50 50 50 1 5 EA LF LF LF LF LF EA EA EA CD CD CD LS % $ 10,000 $ 2 $ 180 $ 330 $ 120 $ 150 $ 100,000 $ 3,500 $ 1,000 $ 1,500 $ 1,500 $ 1,500 $ 100,000 $ $ $ $ $ $ $ $ $ $ $ $ $ 40,000 2,300 36,900 212,500 8,400 14,000 100,000 7,000 1,000 75,000 75,000 75,000 100,000 20% 15% $ $ $ $ $ 44,826 747,100 149,420 896,520 941,346 $ 941,346 SUBTOTAL CONTINGENCY SUBTOTAL SUBTOTAL (with Mobilization) The Engineer has no control over the cost of labor, materials, equipment, or over the Contractor's methods of determining prices or over competitive bidding or market conditions. Opinions of probable costs provided herein are based on the information known to Engineer at this time and represent only the Engineer's judgment as a design professional familiar with the construction industry. The Engineer cannot and does not guarantee that proposals, bids, or actual construction costs will not vary from its opinions of probable costs. NOTES: 1 FNI OPCC classified as an AACE Class 2 Estimate with accuracy range or -15 to + 20. 2 FNI OPCC does not include costs associated with engineering fees, permits, surveying, easements, mitigation etc. Page 1 of 1 OPINION OF PROBABLE CONSTRUCTION COST - AHNP AUSTIN WATER WASTEWATER RELOCATION ALTERNATIVE 2 PROJECT NAME CLIENT % SUBMITTAL Guadalupe FRR City of Austin Austin Water Adams-Hemphill Park Alternative 2 (Rerouting out of the park) DATE GROUP PM 3/27/2024 1149 Kim Patak ITEM STREET RECONSTRUCTION 101S-B 104S-B 104S-A TxDOT 105-6049 203S-A 340S-B 340S-B TxDOT 360-6004 430S-A 432SR-4 432S-RP-1B 433S-C 704 803S-MO WASTEWATER LINE RELOCATIONS 506S M4 509S-1 510-BWW 6 × 6 Dia. 510-AWW-6 510-AWW-8 510-AWW-30 802S-BC.I.P. SS1540-BP18 SS1540-BP24 SS1540-BP36 TBD MOBILIZATION 700S-TM PROJECT TOTAL ESTIMATED BY JBL/MLM/PSK QC CHECKED BY JR FNI PROJECT NUMBER AU320635 DESCRIPTION QUANTITY UNIT UNIT PRICE TOTAL PREPARING RIGHT OF WAY REMOVING CONC (PAV) REMOVING CONC (CURB) REMOVING STAB BASE & ASPH PAV (4"-22") LIME TREATED SUBGRADE, (8 IN. THICK) D-GR HMA TY-B PG64-22 D-GR HMA TY-C PG64-22 CONC PAVMT (CONT REINF - CRCP)(10") P.C. CONCRETE CURB AND GUTTER (EXCAVATION) RECONSTRUCT CONCRETE SIDEWALK TO 4" THICKNESS, INCLUDING REMOVAL OF EXISTING SIDEWALK P.C. SIDEWALK CURB RAMP WITH PAVERS (TYPE 1B) TYPE II P.C. CONCRETE DRIVEWAY METAL BEAM GUARD RAILING BARRICADES, SIGNS, TRAFFIC HANDLING Standard Pre-Cast Manhole w/Pre-cast Base, 4' Dia. Trench Excavation, Safety Protective Systems, All Depths Connecting New 6" Service to Existing Private Service (6" Dia. New Service to 6" Dia. Private Service) Pipe, 6-inch Dia. ASTM D3034 SDR26 PVC (all depths), including Excavation and Backfill Pipe, 8-inch Dia. ASTM D3034 SDR26 PVC (all depths), including Excavation and Backfill Pipe, 30-inch Dia. ASTM F679 PS115 PVC (all depths), including Excavation and Backfill C.I.P. PROJECT SIGN BY-PASS PUMPING FOR LINES 15"-18" BY-PASS PUMPING FOR LINES 20"-24" BY-PASS PUMPING FOR LINES 30"-36" CONNECT TO EXISTING CROSSTOWN TUNNEL AT INLET D5 (DETAILS TBD) TOTAL MOBILIZATION PAYMENT 8 590 1,780 1,730 2,310 1,030 400 590 1,780 70 4 850 10 3 5 1,614 2 70 93 1300 1 50 50 50 1 5 SUBTOTAL CONTINGENCY SUBTOTAL SUBTOTAL (with Mobilization) STA SY LF SY SY TON TON SY LF SY EA SF LF MO EA LF EA LF LF LF EA CD CD CD LS % $ $ $ $ $ $ $ $ $ $ $ $ $ $ 3,200 120 60 20 20 230 190 100 120 150 2,400 15 500 5,000 $ 5,500 $ 2 $ 3,500 $ 120 $ 150 $ 330 $ 1,000 $ 1,500 $ 1,500 $ 1,500 $ 100,000 20% 15% $ $ $ $ $ $ $ $ $ $ $ $ $ $ 25,600 70,800 106,800 34,600 46,200 236,900 76,000 59,000 213,600 10,500 9,600 12,750 5,000 15,000 $ $ $ $ $ $ $ $ $ $ $ 27,500 3,228 7,000 8,400 13,950 429,000 1,000 75,000 75,000 75,000 100,000 $ $ $ $ $ 104,246 1,737,428 347,486 2,084,914 2,189,159 $ 2,189,159 The Engineer has no control over the cost of labor, materials, equipment, or over the Contractor's methods of determining prices or over competitive bidding or market conditions. Opinions of probable costs provided herein are based on the information known to Engineer at this time and represent only the Engineer's judgment as a design professional familiar with the construction industry. The Engineer cannot and does not guarantee that proposals, bids, or actual construction costs will not vary from its opinions of probable costs. NOTES: 1 FNI OPCC classified as an AACE Class 2 Estimate with accuracy range or -15 to + 20. 2 FNI OPCC does not include costs associated with engineering fees, permits, surveying, easements, mitigation etc. Page 1 of 1 ATTACHMENT F - CREEK STABILIZATION µ N I T S U A F O Y T I C T E E R T S E P U L A D A U G N O I T C U D E R K S I R D O O L F P A M T C E J O R P N O I T A Z I L B A T S L E N N A H C H C N A R B L L I H P M E H . C N I , S L O H C I N D N A E S E E R F I E L C R C O D A R O M 1 3 4 0 1 9 5 7 8 7 S A X E T , N I T S U A 0 0 1 3 - 7 1 6 - 2 1 5 : E N O H P 1 0 1 3 - 7 1 6 - 2 1 5 : X A F 0 0 3 E T I U S FIGURE 1 Stream Centerline LiDAR Contours (2ft) Dry Rock Riprap and CLSM Rock Riprap Geobag Slope Coir Wrapped Soil Lift Cast In Place Walls Date Saved: 2/26/2025 5:09:22 PM Path: H:\STORMWATER\Final Exhibits\Hemphill Channel\Hemphill Concept.mxd 0 100 200 Feet REMOVE 225 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADEREMOVE EXISTING MORTARED CHANNELBOTTOM AND EXISTING CHANNEL BEDMATERIAL. REPLACE WITH 230 LF SANDFILLED DRY ROCK RIPRAP AND VEGETATEDSOIL ROCK RIPRAP180 LF COIRWRAPPED SOILLIFT. 190 LFGEOBAGSLOPEPROTECT 230 LFGABION WALL WITHDRY ROCK RIPRAP ANDCLSMA--B--C--AUSTIN FIRESTATION #3PEDESTRIANBRIDGEADAMS-HEMPHILL NEIGHBORHOOD PARKW 30TH STEAST DRWHITIS STHEMPHILLBRANCHCAP ANDPLUGEXISTINGSTORM DRAINOUTFALLREMOVE 100 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADE02/26/25 µ N I T S U A F O Y T I C T E E R T S E P U L A D A U G N O I T C U D E R K S I R D O O L F P A M T C E J O R P N O I T A Z I L B A T S L E N N A H C H C N A R B L L I H P M E H . C N I , S L O H C I N D N A E S E E R F I E L C R C O D A R O M 1 3 4 0 1 9 5 7 8 7 S A X E T , N I T S U A 0 0 1 3 - 7 1 6 - 2 1 5 : E N O H P 1 0 1 3 - 7 1 6 - 2 1 5 : X A F 0 0 3 E T I U S FIGURE 1 Stream Centerline LiDAR Contours (2ft) Dry Rock Riprap and CLSM Rock Riprap Geobag Slope Coir Wrapped Soil Lift Cast In Place Walls Date Saved: 2/26/2025 5:09:22 PM Path: H:\STORMWATER\Final Exhibits\Hemphill Channel\Hemphill Concept.mxd 0 100 200 Feet REMOVE 225 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADEREMOVE EXISTING MORTARED CHANNELBOTTOM AND EXISTING CHANNEL BEDMATERIAL. REPLACE WITH 230 LF SANDFILLED DRY ROCK RIPRAP AND VEGETATEDSOIL ROCK RIPRAP180 LF COIRWRAPPED SOILLIFT. 190 LFGEOBAGSLOPEPROTECT 230 LFGABION WALL WITHDRY ROCK RIPRAP ANDCLSMA--B--C--AUSTIN FIRESTATION #3PEDESTRIANBRIDGEADAMS-HEMPHILL NEIGHBORHOOD PARKW 30TH STEAST DRWHITIS STHEMPHILLBRANCHCAP ANDPLUGEXISTINGSTORM DRAINOUTFALLREMOVE 100 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADE02/26/25 µ N I T S U A F O Y T I C T E E R T S E P U L A D A U G N O I T C U D E R K S I R D O O L F P A M T C E J O R P N O I T A Z I L B A T S L E N N A H C H C N A R B L L I H P M E H . C N I , S L O H C I N D N A E S E E R F I E L C R C O D A R O M 1 3 4 0 1 9 5 7 8 7 S A X E T , N I T S U A 0 0 1 3 - 7 1 6 - 2 1 5 : E N O H P 1 0 1 3 - 7 1 6 - 2 1 5 : X A F 0 0 3 E T I U S FIGURE 1 Stream Centerline LiDAR Contours (2ft) Dry Rock Riprap and CLSM Rock Riprap Geobag Slope Coir Wrapped Soil Lift Cast In Place Walls Date Saved: 2/26/2025 5:09:22 PM Path: H:\STORMWATER\Final Exhibits\Hemphill Channel\Hemphill Concept.mxd 0 100 200 Feet REMOVE 225 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADEREMOVE EXISTING MORTARED CHANNELBOTTOM AND EXISTING CHANNEL BEDMATERIAL. REPLACE WITH 230 LF SANDFILLED DRY ROCK RIPRAP AND VEGETATEDSOIL ROCK RIPRAP180 LF COIRWRAPPED SOILLIFT. 190 LFGEOBAGSLOPEPROTECT 230 LFGABION WALL WITHDRY ROCK RIPRAP ANDCLSMA--B--C--AUSTIN FIRESTATION #3PEDESTRIANBRIDGEADAMS-HEMPHILL NEIGHBORHOOD PARKW 30TH STEAST DRWHITIS STHEMPHILLBRANCHCAP ANDPLUGEXISTINGSTORM DRAINOUTFALLREMOVE 100 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADE02/26/25 µ N I T S U A F O Y T I C T E E R T S E P U L A D A U G N O I T C U D E R K S I R D O O L F P A M T C E J O R P N O I T A Z I L B A T S L E N N A H C H C N A R B L L I H P M E H . C N I , S L O H C I N D N A E S E E R F I E L C R C O D A R O M 1 3 4 0 1 9 5 7 8 7 S A X E T , N I T S U A 0 0 1 3 - 7 1 6 - 2 1 5 : E N O H P 1 0 1 3 - 7 1 6 - 2 1 5 : X A F 0 0 3 E T I U S FIGURE 1 Stream Centerline LiDAR Contours (2ft) Dry Rock Riprap and CLSM Rock Riprap Geobag Slope Coir Wrapped Soil Lift Cast In Place Walls Date Saved: 2/26/2025 5:09:22 PM Path: H:\STORMWATER\Final Exhibits\Hemphill Channel\Hemphill Concept.mxd 0 100 200 Feet REMOVE 225 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADEREMOVE EXISTING MORTARED CHANNELBOTTOM AND EXISTING CHANNEL BEDMATERIAL. REPLACE WITH 230 LF SANDFILLED DRY ROCK RIPRAP AND VEGETATEDSOIL ROCK RIPRAP180 LF COIRWRAPPED SOILLIFT. 190 LFGEOBAGSLOPEPROTECT 230 LFGABION WALL WITHDRY ROCK RIPRAP ANDCLSMA--B--C--AUSTIN FIRESTATION #3PEDESTRIANBRIDGEADAMS-HEMPHILL NEIGHBORHOOD PARKW 30TH STEAST DRWHITIS STHEMPHILLBRANCHCAP ANDPLUGEXISTINGSTORM DRAINOUTFALLREMOVE 100 LFEXISTING WALL ANDREPLACE WITH CAST INPLACE CONCRETERETAINING WALL WITHSTONE AND MORTARFIELD STONE FACADE02/26/25  PROJECT NAME CLIENT % SUBMITTAL Guadalupe FRR - Hemphill Channel Stabilization City of Austin Conceptual Design Submittal DATE GROUP PM 2/26/2025 1149 Kim Patak OPINION OF PROBABLE CONSTRUCTION COST ITEM DESCRIPTION QUANTITY UNIT UNIT PRICE TOTAL ESTIMATED BY GDF QC CHECKED BY EA/JG FNI PROJECT NUMBER AU320635 STORM DRAIN INFRASTRUCTURE AND E&S CONTROLS 102S-A 120S-B 132S-A 402S-A 414S-C 591S-B 591S-J 605S-A 608S-1A 608S-1B 608S-1C 608S-2 609S-A 610S-A 610S-E 639S 641S 642S 701S-A 702S-A 703 802S-BC.I.P 803S-CD SP-510-AS SP591S-R SP104S-I SP609S-I SP609S-J SP609S-K SS414-A SS611-A SS612-A SS629-A SS629-B SS7000 Clearing and Grubbing Channel Excavation, Plan Quantity Embankment Controlled Low Strength Material Cast-in-place Portland Cement Concrete Retaining Wall, Including Reinforcement Dry Rock Riprap Class V Vegetated Soil Rock Riprap Class V Soil Retention Blanket, Class 1; Type A Planting Type: Tree, Container, 4" Planting Type: Tree, Container, 1 Gallon Planting Type: Tree, Container, 5 Gallon Irrigation System for Landscape Establishments - w 1" meter Topsoil and Seedbed Preparation Protective Fencing Type A Chain Link Fence (Typical Application-high damage potential) Tree Trunk Protection (Wood Planking) Rock Berm Stabilized Construction Entrance Silt Fence for Erosion Control Chain Link Fence Removing and Relocating Existing Chain Link Fence Safety Fencing C.I.P. Project Signs Barricades, Signs, and Traffic Handling (Construction Entrance) Cap and Plug Existing Storm Drain Sand Filled Dry Rock Rip Rap Class V Remove Stone and Mortar Wall Live Stake Native Seeding for Erosion Control, Broadcast Seeding, Drainfield Mix 1 - Native American Seed Company or Approved Equal Native Seeding for Erosion Control, Broadcast Seeding, Shade Friendly Grass Mix - Native American Seed Company or Approved Equal Fieldstone and Mortar Façade Extended Tree Maintenance Coir Wrapped Soil Lift Temporary Coffer Dam Temporary In-Channel Dewatering System Geobag Slope MOBILIZATION 700S-TM TOTAL MOBILIZATION PAYMENT PROJECT TOTAL (2025 COSTS) COST ESCALATION FACTOR PROJECT TOTAL (2026 COSTS) 0.10 390 340 40 130 110 260 130 10 280 100 1 130 190 10 2 1 100 325 250 1,000 2 90 1 160 2,280 160 200 130 260 12 180 3 2 1,700 ACRE CY CY CY CY CY CY SY EA EA EA LS SY LF EA EA EA LF LF LF LF EA CD LS CY SF EA SY SY SY MO LF EA LS SF $ 25,000 $ 75 $ 80 $ 350 $ 1,500 $ 320 $ 360 $ 5 $ 1,900 $ 15 $ 45 $ 35,000 $ 10 $ 5 $ 650 $ 100 $ 5,000 $ 5 $ 25 $ 30 $ 10 $ 2,200 $ 250 $ 4,500 $ 360 $ 40 $ 40 $ 10 $ 10 $ 230 $ 2,500 $ 140 $ 50 $ 20,000 $ 50 5 % SUBTOTAL CONTINGENCY SUBTOTAL SUBTOTAL (with Mobilization) 30% 15% $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ 2,500 29,300 27,200 14,000 195,000 35,200 93,600 700 19,000 4,200 4,500 35,000 1,300 1,000 6,500 200 5,000 500 8,100 7,500 10,000 4,400 22,500 4,500 57,600 91,200 6,400 2,000 1,300 59,800 30,000 25,200 200 40,000 85,000 $ $ $ $ $ 60,476 930,400 279,120 1,209,520 1,269,996 $ 1,269,996 5.0% $ $ 63,500 1,333,496 The Engineer has no control over the cost of labor, materials, equipment, or over the Contractor's methods of determining prices or over competitive bidding or market conditions. Opinions of probable costs provided herein are based on the information known to Engineer at this time and represent only the Engineer's judgment as a design professional familiar with the construction industry. The Engineer cannot and does not guarantee that proposals, bids, or actual construction costs will not vary from its opinions of probable costs. NOTES: 1 FNI OPCC classified as an AACE Class 4 Estimate with accuracy range or -30 to + 50. 2 FNI OPCC does not include costs associated with engineering fees, permits, surveying, etc. Page 1 of 1 7/11/202402/26/25  PROJECT NAME CLIENT % SUBMITTAL Guadalupe FRR - Hemphill Channel Stabilization City of Austin Conceptual Design Submittal DATE GROUP PM 2/26/2025 1149 Kim Patak OPINION OF PROBABLE CONSTRUCTION COST ITEM DESCRIPTION QUANTITY UNIT UNIT PRICE TOTAL ESTIMATED BY GDF QC CHECKED BY EA/JG FNI PROJECT NUMBER AU320635 STORM DRAIN INFRASTRUCTURE AND E&S CONTROLS 102S-A 120S-B 132S-A 402S-A 414S-C 591S-B 591S-J 605S-A 608S-1A 608S-1B 608S-1C 608S-2 609S-A 610S-A 610S-E 639S 641S 642S 701S-A 702S-A 703 802S-BC.I.P 803S-CD SP-510-AS SP591S-R SP104S-I SP609S-I SP609S-J SP609S-K SS414-A SS611-A SS612-A SS629-A SS629-B SS7000 Clearing and Grubbing Channel Excavation, Plan Quantity Embankment Controlled Low Strength Material Cast-in-place Portland Cement Concrete Retaining Wall, Including Reinforcement Dry Rock Riprap Class V Vegetated Soil Rock Riprap Class V Soil Retention Blanket, Class 1; Type A Planting Type: Tree, Container, 4" Planting Type: Tree, Container, 1 Gallon Planting Type: Tree, Container, 5 Gallon Irrigation System for Landscape Establishments - w 1" meter Topsoil and Seedbed Preparation Protective Fencing Type A Chain Link Fence (Typical Application-high damage potential) Tree Trunk Protection (Wood Planking) Rock Berm Stabilized Construction Entrance Silt Fence for Erosion Control Chain Link Fence Removing and Relocating Existing Chain Link Fence Safety Fencing C.I.P. Project Signs Barricades, Signs, and Traffic Handling (Construction Entrance) Cap and Plug Existing Storm Drain Sand Filled Dry Rock Rip Rap Class V Remove Stone and Mortar Wall Live Stake Native Seeding for Erosion Control, Broadcast Seeding, Drainfield Mix 1 - Native American Seed Company or Approved Equal Native Seeding for Erosion Control, Broadcast Seeding, Shade Friendly Grass Mix - Native American Seed Company or Approved Equal Fieldstone and Mortar Façade Extended Tree Maintenance Coir Wrapped Soil Lift Temporary Coffer Dam Temporary In-Channel Dewatering System Geobag Slope MOBILIZATION 700S-TM TOTAL MOBILIZATION PAYMENT PROJECT TOTAL (2025 COSTS) COST ESCALATION FACTOR PROJECT TOTAL (2026 COSTS) 0.10 390 340 40 130 110 260 130 10 280 100 1 130 190 10 2 1 100 325 250 1,000 2 90 1 160 2,280 160 200 130 260 12 180 3 2 1,700 ACRE CY CY CY CY CY CY SY EA EA EA LS SY LF EA EA EA LF LF LF LF EA CD LS CY SF EA SY SY SY MO LF EA LS SF $ 25,000 $ 75 $ 80 $ 350 $ 1,500 $ 320 $ 360 $ 5 $ 1,900 $ 15 $ 45 $ 35,000 $ 10 $ 5 $ 650 $ 100 $ 5,000 $ 5 $ 25 $ 30 $ 10 $ 2,200 $ 250 $ 4,500 $ 360 $ 40 $ 40 $ 10 $ 10 $ 230 $ 2,500 $ 140 $ 50 $ 20,000 $ 50 5 % SUBTOTAL CONTINGENCY SUBTOTAL SUBTOTAL (with Mobilization) 30% 15% $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ 2,500 29,300 27,200 14,000 195,000 35,200 93,600 700 19,000 4,200 4,500 35,000 1,300 1,000 6,500 200 5,000 500 8,100 7,500 10,000 4,400 22,500 4,500 57,600 91,200 6,400 2,000 1,300 59,800 30,000 25,200 200 40,000 85,000 $ $ $ $ $ 60,476 930,400 279,120 1,209,520 1,269,996 $ 1,269,996 5.0% $ $ 63,500 1,333,496 The Engineer has no control over the cost of labor, materials, equipment, or over the Contractor's methods of determining prices or over competitive bidding or market conditions. Opinions of probable costs provided herein are based on the information known to Engineer at this time and represent only the Engineer's judgment as a design professional familiar with the construction industry. The Engineer cannot and does not guarantee that proposals, bids, or actual construction costs will not vary from its opinions of probable costs. NOTES: 1 FNI OPCC classified as an AACE Class 4 Estimate with accuracy range or -30 to + 50. 2 FNI OPCC does not include costs associated with engineering fees, permits, surveying, etc. Page 1 of 1 7/11/202402/26/25