04 SPC-2023-0357C - North Trail Office Park; District 10 Staff Report Part 1

Zoning and Platting Commission – Dec. 17, 2024

04 SPC-2023-0357C - North Trail Office Park; District 10 Staff Report Part 1 — original pdf

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ZONING AND PLATTING COMMISSION HILL COUNTRY ROADWAY SITE PLAN REVIEW SHEET CASE NUMBER: SPC-2023-0357C ZAP COMMISSION DATE: December 17, 2024 PROJECT NAME: North Trail Office Park (W/R SPC-2022-0170C) ADDRESS: 6601 N Capital of Texas Highway NB DISTRICT: 10 WATERSHED: Bull Creek Bee Creek (Water Supply Suburban) AREA: 10.11 acres APPLICANT: Bull Creek Market LLC 6503 Treadwell Blvd Austin, Texas 78757 AGENT: Attn: Mark Roeder (512) 328-0002 Thompson Land Engineering, LLC 904 N. Cuernavaca Austin, Texas 78733 CASE MANAGER: Randall Rouda, Senior Planner (512) 974-3338 randall.rouda@austintexas.gov EXISTING ZONING: GR-CO with Hill Country Roadway Overlay The applicant proposes to construct a three-story professional PROPOSED USE: office building with associated improvements within the commercial multi-family with associated improvement within the Moderate Intensity Zone of the Loop 360 Hill Country Roadway Corridor. REQUEST: The site is located within the Moderate Intensity Zone of the Loop 360 Hill Country Roadway Corridor and must be presented to the Zoning and Platting Commission for approval, a Hill Country Roadway Ordinance requirement. WAIVER REQUEST: There are no commission waiver requests with this application. Several administrative waivers have been approved during Staff review of the proposal. See below. SUMMARY STAFF RECOMMENDATION FOR HCRC SITE PLAN: Staff recommends approval of this Hill Country Roadway site plan. The site plan complies will all other applicable requirements of the Land Development Code including all Hill Country Roadway Corridor development regulations. All comments have been cleared. The focus of granting the request should be based upon the site development regulations meeting the criteria of the Hill Country Ordinance. The question is to grant or deny; additional conditions may not be imposed. 04 SPC-2023-0357C - North Trail Office Park; District 101 of 57ZONING AND PLATTING COMMISSION ACTION: Postponed to December 3, 2024, following discussion, and to December 17, 2024. LEGAL DESCRIPTION: 10.112ac of Lot 1, Block A of the Champion 360 Subdivision, Travis County, Texas, according to the Deed Recorded in Document #2023038947 EXIST. ZONING: GR-CO ALLOWED F.A.R.: 1:1 ALLOWED HEIGHT: 28’ MAX. BLDG. COVERAGE: 75% MAX. IMPERV. CVRG.: 90% MIN. REQ. HC NATURAL AREA: 4 ac (40%) PROVIDED: 5.6 ac (56%) REQUIRED PARKING: 0 CONDITIONAL OVERLAY ZONING REQUIREMENTS This site is subject to additional conditions per Ordinance No. 050113-69. They are: PROPOSED USE: Professional Office PROPOSED F.A.R.: 0.26:1 PROPOSED HEIGHT: 28’ PROPOSED BLDG. CVRG: 8.6% PROPOSED IMP. CVRG.: 15.5% PROPOSED PARKING:464 • 75-foot Bluff Setback • 50-foot Vegetative Buffer • No access to Lakewood Drive • No highly reflective materials • Mechanical equipment may not exceed 70 DBA at the eastern property line. • Maximum building height of 28 feet • Land use restrictions, not including the proposed use SUMMARY COMMENTS ON SITE PLAN: Land Use: This project is for a business and professional office, largely two stories (see attached elevation), with the majority of parking underground. The structure is built into the site, which has a great deal of topographic change, and will be similar in use and scale to nearby buildings. The applicant will use building materials that are compatible with the Hill Country environment, and the site plan will comply with all requirements of the Land Development Code prior to its release. Environmental: This site is located in the Bull Creek watershed, and is subject to Water Supply Suburban Watershed regulations. All environmental comments have been addressed and cleared. Transportation: Access to the proposed site will be taken from Capitol of Texas Highway North. The site plan will comply with all transportation requirements prior to release. SURROUNDING CONDITIONS: North: Office parks (LO, then GO) East: Preserve and single-family (P and SF-2) West: Capitol of Texas Hwy and multifamily (ROW and MF-1-CO) South: General retail and restaurants (GR-CO) Street Capitol of Texas Hwy 380’ 140’ (split) NEIGHBORHOOD ORGANIZATION: Classification Highway Surfacing R.O.W. 2222 Coalition of Neighborhood Associations, Inc Austin Independent School District Austin Lost and Found Pets Austin Neighborhoods Council Bull Creek Foundation Bull Creek Homeowners Association 04 SPC-2023-0357C - North Trail Office Park; District 102 of 57Friends of Austin Neighborhoods Lake Austin Collective Long Canyon Ph II & III Homeowners Association NW Austin Neighbors Neighborhood Empowerment Foundation Northwest Austin Civic Association River Place HOA Save Our Springs Alliance SEL Texas Sierra Club The Island on Westlake Owners Assn. Travis County Natural Resources 04 SPC-2023-0357C - North Trail Office Park; District 103 of 57(cid:55)(cid:75)(cid:82)(cid:80)(cid:83)(cid:86)(cid:82)(cid:81) (cid:47)(cid:68)(cid:81)(cid:71) (cid:40)(cid:81)(cid:74)(cid:76)(cid:81)(cid:72)(cid:72)(cid:85)(cid:76)(cid:81)(cid:74)(cid:15) (cid:47)(cid:47)(cid:38) (cid:11)(cid:41)(cid:16)(cid:20)(cid:19)(cid:21)(cid:21)(cid:19)(cid:12) 04 SPC-2023-0357C - North Trail Office Park; District 104 of 5704 SPC-2023-0357C - North Trail Office Park; District 105 of 57<8" 19-24" 24"+ DESCRIPTION <8" 19-24" 24"+ DESCRIPTION <8" 19-24" 24"+ DESCRIPTION <8" 19-24" 24"+ DESCRIPTION TREE LIST TREE LIST TREE LIST 8-19" 10 25 32 25 23 21 20 21 22 12 15 8 17 8 12 11 11 11 15 9 11 17 9 14 16 16 11 11 19 12 18 10 9 9 13 9 9 12 LO LO LO LO ELM LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO SPO LO SPO LO LO LO LO LO LO LO LO LO LO LO LO LO = LIVE OAK SPO = SPANISH OAK W = WALNUT UNK = UNKNOWN ELM = ELM TREE NO. 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 ** M ** ** ** ** M ** M ROW ROW ROW ROW ROW 23 8-19" 9 11 9 11 13 14 18 11 12 9 12 9 10 10 10 9 8 11 14 11 13 12 17 14 8 8 8 9 14 15 17 10 11 14 12 13 LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO SPO W LO LO LO LO LO LO LO TREE NO. 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 4901 ROW ROW ROW ** ** ** ** ROW ROW ROW M M ** ** ** ROW M ROW ROW ** M ** ** ** ** M 8-19" 10 11 13 8 9 12 13 15 16 10 9 8 8 9 10 9 8 15 8 10 14 9 10 9 9 9 8 9 10 9 9 8 16 21 21 19 TREE LIST 8-19" 11 8 12 9 8 9 8 8 8 13 10 8 M ** ** ** ** ** ** **M M ** ** ** ** ** ** ** ** ** M ** ** ** ** ** ** ** ** TREE NO. 4902 4903 4904 4905 4906 4907 4908 4909 4911 4912 4913 4916 4918 4919 4921 4922 4924 4925 4926 4927 4929 4930 4931 4932 4933 4934 4935 4936 4937 4938 4940 4941 4944 4946 4947 4948 4949 4950 4951 7 7 7 7 7 7 6 6 7 7 7 7 7 7 7 7 7 7 7 7 8 7 7 7 7 7 7 188 LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO SPO SPO SPO (cid:100)(cid:75)(cid:100)(cid:4)(cid:62) (cid:1005)(cid:1006)(cid:1007)(cid:1006) (cid:1005)(cid:1013)(cid:1005) (cid:1012)(cid:1006) LO SPO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO LO SPO LO LO LO LO LO LO LO LO LO LO LO LO LO LO TREE NO. 775 1462 1463 1464 1465 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2417 2418 2419 2422 2423 2424 2425 2426 2427 ROW ROW ROW M ROW ROW M M H M H M M ** M **M ** ** ** **M ** ** **M ESC Run-off Computation Summary Drainage Area (square feet): Drainage Area (ac): to length of Silt Fence (ft): E1 13,266 0.30 140 E2 34,536 0.79 215 E1 E2 *SF = Silt Fence DA to SF* 13,266 34,536 Proposed Length of SF 140 215 Proposed area (Sq. Ft.) per 100-LF SF 9,476 16,063 SF/ft 95 161 2-year 10-year Tc (min) Inten (in/hr) Coef 2-yr Q (gpm) Tc (min) Inten (in/hr) Coef 10-yr Q (gpm) 5.0 5.76 0.35 275 5.0 8.57 0.41 480 5.0 5.76 0.35 717 5.0 8.57 0.41 1,250 Max Flow for Silt Fence (gpm) 5,600 8,600 (cid:55)(cid:75)(cid:82)(cid:80)(cid:83)(cid:86)(cid:82)(cid:81) (cid:47)(cid:68)(cid:81)(cid:71) (cid:40)(cid:81)(cid:74)(cid:76)(cid:81)(cid:72)(cid:72)(cid:85)(cid:76)(cid:81)(cid:74)(cid:15) (cid:47)(cid:47)(cid:38) (cid:11)(cid:41)(cid:16)(cid:20)(cid:19)(cid:21)(cid:21)(cid:19)(cid:12) 04 SPC-2023-0357C - North Trail Office Park; District 106 of 57(cid:55)(cid:75)(cid:82)(cid:80)(cid:83)(cid:86)(cid:82)(cid:81) (cid:47)(cid:68)(cid:81)(cid:71) (cid:40)(cid:81)(cid:74)(cid:76)(cid:81)(cid:72)(cid:72)(cid:85)(cid:76)(cid:81)(cid:74)(cid:15) (cid:47)(cid:47)(cid:38) (cid:11)(cid:41)(cid:16)(cid:20)(cid:19)(cid:21)(cid:21)(cid:19)(cid:12) 04 SPC-2023-0357C - North Trail Office Park; District 107 of 57(cid:55)(cid:75)(cid:82)(cid:80)(cid:83)(cid:86)(cid:82)(cid:81) (cid:47)(cid:68)(cid:81)(cid:71) (cid:40)(cid:81)(cid:74)(cid:76)(cid:81)(cid:72)(cid:72)(cid:85)(cid:76)(cid:81)(cid:74)(cid:15) (cid:47)(cid:47)(cid:38) (cid:11)(cid:41)(cid:16)(cid:20)(cid:19)(cid:21)(cid:21)(cid:19)(cid:12) 04 SPC-2023-0357C - North Trail Office Park; District 108 of 57(cid:17)(cid:437)(cid:349)(cid:367)(cid:282)(cid:349)(cid:374)(cid:336)(cid:3)(cid:24)(cid:258)(cid:410)(cid:258)(cid:3)(cid:100)(cid:258)(cid:271)(cid:367)(cid:286)(cid:855) (cid:17)(cid:437)(cid:349)(cid:367)(cid:282)(cid:349)(cid:374)(cid:336) (cid:4) (cid:100)(cid:381)(cid:410)(cid:258)(cid:367)(cid:3)(cid:39)(cid:38)(cid:4)(cid:855) (cid:100)(cid:381)(cid:410)(cid:258)(cid:367)(cid:3)(cid:39)(cid:38)(cid:4)(cid:855) (cid:39)(cid:396)(cid:381)(cid:400)(cid:400)(cid:3)(cid:38)(cid:367)(cid:381)(cid:381)(cid:396)(cid:3)(cid:4)(cid:396)(cid:286)(cid:258)(cid:3) (cid:894)(cid:39)(cid:38)(cid:4)(cid:895)(cid:853)(cid:3)(cid:400)(cid:395)(cid:437)(cid:258)(cid:396)(cid:286)(cid:3)(cid:296)(cid:286)(cid:286)(cid:410) (cid:1005)(cid:1005)(cid:1007)(cid:853)(cid:1005)(cid:1013)(cid:1010) (cid:1005)(cid:1005)(cid:1007)(cid:853)(cid:1005)(cid:1013)(cid:1010) (cid:1005)(cid:1009)(cid:1004)(cid:853)(cid:1013)(cid:1006)(cid:1012) (cid:1006)(cid:1010)(cid:1008)(cid:853)(cid:1005)(cid:1006)(cid:1007) (cid:1005)(cid:1005)(cid:1007)(cid:853)(cid:1005)(cid:1013)(cid:1010) (cid:87)(cid:396)(cid:381)(cid:393)(cid:381)(cid:400)(cid:286)(cid:282)(cid:3)(cid:104)(cid:400)(cid:286) (cid:17)(cid:437)(cid:349)(cid:367)(cid:282)(cid:349)(cid:374)(cid:336)(cid:3)(cid:44)(cid:286)(cid:349)(cid:336)(cid:346)(cid:410) (cid:38)(cid:381)(cid:437)(cid:374)(cid:282)(cid:258)(cid:410)(cid:349)(cid:381)(cid:374)(cid:3)(cid:100)(cid:455)(cid:393)(cid:286) (cid:894)(cid:400)(cid:286)(cid:286)(cid:3)(cid:271)(cid:286)(cid:367)(cid:381)(cid:449)(cid:895) (cid:87)(cid:396)(cid:381)(cid:296)(cid:286)(cid:400)(cid:400)(cid:349)(cid:381)(cid:374)(cid:258)(cid:367)(cid:3)(cid:75)(cid:296)(cid:296)(cid:349)(cid:272)(cid:286)(cid:400) (cid:87)(cid:258)(cid:396)(cid:364)(cid:349)(cid:374)(cid:336)(cid:3)(cid:39)(cid:258)(cid:396)(cid:258)(cid:336)(cid:286) (cid:1006)(cid:1012)(cid:882)(cid:296)(cid:286)(cid:286)(cid:410) (cid:18)(cid:381)(cid:374)(cid:272)(cid:396)(cid:286)(cid:410)(cid:286)(cid:3)(cid:87)(cid:381)(cid:282)(cid:349)(cid:437)(cid:373) (cid:894)(cid:1006)(cid:882)(cid:400)(cid:410)(cid:381)(cid:396)(cid:349)(cid:286)(cid:400)(cid:3)(cid:258)(cid:271)(cid:381)(cid:448)(cid:286)(cid:3)(cid:920)(cid:3)(cid:1005)(cid:882)(cid:400)(cid:410)(cid:381)(cid:396)(cid:455)(cid:3)(cid:271)(cid:286)(cid:367)(cid:381)(cid:449)(cid:3)(cid:336)(cid:396)(cid:381)(cid:437)(cid:374)(cid:282)(cid:895) (cid:894)(cid:1008)(cid:882)(cid:367)(cid:286)(cid:448)(cid:286)(cid:367)(cid:400)(cid:3)(cid:271)(cid:286)(cid:367)(cid:381)(cid:449)(cid:3)(cid:336)(cid:396)(cid:381)(cid:437)(cid:374)(cid:282)(cid:895) (cid:894)(cid:296)(cid:381)(cid:396)(cid:3)(cid:4)(cid:38)(cid:24)(cid:3)(cid:393)(cid:437)(cid:396)(cid:393)(cid:381)(cid:400)(cid:286)(cid:400)(cid:895) (cid:894)(cid:296)(cid:381)(cid:396)(cid:3)(cid:4)(cid:116)(cid:853)(cid:3)(cid:87)(cid:4)(cid:90)(cid:24)(cid:3)(cid:920)(cid:3)(cid:127)(cid:381)(cid:374)(cid:349)(cid:374)(cid:336)(cid:3)(cid:393)(cid:437)(cid:396)(cid:393)(cid:381)(cid:400)(cid:286)(cid:400)(cid:853)(cid:3)(cid:286)(cid:454)(cid:272)(cid:367)(cid:437)(cid:282)(cid:286)(cid:400)(cid:3)(cid:393)(cid:258)(cid:396)(cid:364)(cid:349)(cid:374)(cid:336)(cid:3)(cid:400)(cid:410)(cid:396)(cid:437)(cid:272)(cid:410)(cid:437)(cid:396)(cid:286)(cid:895) (cid:38)(cid:349)(cid:374)(cid:349)(cid:400)(cid:346)(cid:286)(cid:282)(cid:3)(cid:38)(cid:367)(cid:381)(cid:381)(cid:396)(cid:3) (cid:28)(cid:367)(cid:286)(cid:448)(cid:258)(cid:410)(cid:349)(cid:381)(cid:374)(cid:3)(cid:894)(cid:38)(cid:38)(cid:28)(cid:895) (cid:1010)(cid:1007)(cid:1009)(cid:856)(cid:1009) Total Site Area: Site Development Calculations 440,505 sf 10.11 ac BUILDING UNIT GAR1 GAR2 GAR3 101 201 304 401 Total Floor Level 1 2 3 4 5 6 7 Square Footage 37,732 37,732 37,732 37,732 37,732 37,732 37,732 264,123 ADDRESS & Street Name 6601 N CAPITAL OF TEXAS HWY NB 6601 N CAPITAL OF TEXAS HWY NB 6601 N CAPITAL OF TEXAS HWY NB 6601 N CAPITAL OF TEXAS HWY NB 6601 N CAPITAL OF TEXAS HWY NB 6601 N CAPITAL OF TEXAS HWY NB 6601 N CAPITAL OF TEXAS HWY NB Zoning Site Area (sf) (ac) Private Common Open Space (sf) (%) Impervious Cover (sf) (ac) (%) Total Building Coverage Area (sf) (%) Total Building Floor Area (sf) Total Floor to Area Ratio (FAR) Total Building Height (feet) Total Building Height (stories) Existing GR-CO 440,505 10.11 -- -- 0 0.00 0.0% 0 0.0% 0 0:1 0.0 0 Allow / Required sf = 5.0% GSA (min.) 5,750-SF 22,025 Proposed GR-CO 440,505 10.11 25,000 5.7% 68,307 1.57 15.5% 90.0% 37,732 8.6% 113,196 0.26:1 75.0% see building sections; 28' (max.) per settlement agreement IC items: -------------- - Bldgs - Drive aisle and parking - Sidewalk Pavement Impervious Cover (IC) Summary (This Site Plan only) Total Existing IC Area (sf) -------------- 0 0 0 0 % -------------- 0.0% 0.0% 0.0% 0.0% Existing to be Removed -------------- 0 0 0 0 Proposed to be Added -------------- 37,732 25,736 4,839 68,307 Total Proposed IC Area (sf) -------------- 37,732 25,736 4,839 68,307 % -------------- 8.6% 5.8% 1.1% 15.5% Total IC = Total IC (acres) = 0.00 1.57 1.57 Parking Summary Required / Allowed Proposed See below See below Type Parking Totals - Total - Total (Standard) - uncovered/outside - Total (Accessible per IBC table 1106.1) - Total (Standard) - in garage - Total (Accessible per IBC table 1106.1) - Total (Compact) - Total Bicycle Parking - Short Term Bicycle Parking Spaces - Long Term Bicycle Parking Spaces - Total Loading zone 412.0 -- 2.0 -- 6.0 123.6 14% 86% 1 (30% compact allowed per COA LDC 25-6-477) 41 (10% vehicle spaces) 464 18 2 376 16 52 42 6 36 1 Required Parking Business & Professional Offices * SF ------------- 113,196 Employees ------------- - Required* ------------- 412.0 Proposed ------------ 464 Total Spaces = 412.0 464 112.6% * One space per 275-SF, per previous requriements in COA LDC chapter 25-6, Appendix A (cid:55)(cid:75)(cid:82)(cid:80)(cid:83)(cid:86)(cid:82)(cid:81) (cid:47)(cid:68)(cid:81)(cid:71) (cid:40)(cid:81)(cid:74)(cid:76)(cid:81)(cid:72)(cid:72)(cid:85)(cid:76)(cid:81)(cid:74)(cid:15) (cid:47)(cid:47)(cid:38) (cid:11)(cid:41)(cid:16)(cid:20)(cid:19)(cid:21)(cid:21)(cid:19)(cid:12) 04 SPC-2023-0357C - North Trail Office Park; District 109 of 57