Memorandum. JiiVA. Jord, P.E. Assistant City Manager CITY OF DALLAS. Honorable Mayor and Members of the City Council

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1 Memorandum DATE November 14, 2008 CITY OF DALLAS TO Honorable Mayor and Members of the City Council SUBJECT What the Trinity River Corridor Project Means for the West Side of Dallas The attached briefing will be presented at the November 19, 2008 community meeting of the Dallas City Council. The briefing will provide updates on the Trinity River Corridor Project, and will focus on the benefits for West Dallas. If you have additional questions, please let me know. JiiVA. Jord, P.E. Assistant City Manager THE TRINITY DALLAS Attachment c: Mary K. Suhm, City Manager Ryan S. Evans, First Assistant City Manager Ramon F. Miguez, P.E., Assistant City Manager A. C. Gonzalez, Assistant City Manager Forest Turner, Interim Assistant City Manager David K. Cook, Chief Financial Officer Deborah A. Watkins, City Secretary Thomas P. Perkins, Jr., City Attorney Craig D. Kinton, City Auditor Judge C. Victor Lander Helena Stevens-Thompson, Asst. to the City Manager Frank Librio, Director, Public Information Office Dallas, the City that works: diverse, vibrant, and progressive

2 What the Trinity River Corridor Project Means for the West Side of Dallas November 19,

3 The project covers 20 miles of the Trinity River, approx. 10,000 acres 2

4 Trinity River Corridor Project Objectives This project addresses a number of regional concerns, though flood protection remains the essential cornerstone of this multi-faceted effort. The inter-related components of the project are: Flood Protection Care and Custody of our Environment Parks & Recreation Trinity Parkway Two New Signature Bridges Community/economic development 3

5 Timeline

6 Timeline May 1998 Trinity River Corridor Project Bond Program passes November 1998 Master Planning for the Trinity River Corridor Project begins January 1999 Agreement between NTTA, City and TxDOT regarding Trinity Parkway Environmental Impact Statement (EIS) begins March 2004 Council adopts Balanced Vision Plan which provides new concepts for lakes, park areas and roadway 5

7 Flood Protection

8 Flood Protection - Design Dallas Floodway Extension levees in design (construction complete 2014) Dallas Floodway EIS underway (EIS complete 2010) Elm Fork Flood Improvements Levees, wetlands in design (construction complete 2010) 7

9 Flood Protection - Construction Lower Chain of Wetlands Cells D, E, F & G are complete, and doing their job! 8

10 Flood Protection - Construction Access from Joppa into wetlands area (end of Fellows Ln.) Construction Bridge from Loop 12 to Cell G will remain as access point 9

11 Future Work: Levees & Wetlands Lamar Levee Upper Chain of Wetlands Cadillac Heights Levee 10

12 Future Work: Raising Existing Levees Existing levees will be raised by as much as 2 ft. Will provide 800 year flood protection from Trinity River flooding 11

13 Future Work: Elm Fork Levee will provide protection for over $25 million in assets (near Manana and Spangler) Wetland swale will provide additional flood conveyance Final plans by March

14 Future Work: Interior Drainage Flooding in March 2006 from Interior Drainage Near Pavaho Sump area at Sylvan Ave. North of Bernal St. in West Dallas 13

15 Future Work: Interior Drainage Hampton Baker Able Pavaho Delta Trinity Portland Charlie Design contracts are underway for Baker and Pavaho Sumps and Pump Stations (can begin construction in Fall 2009) Design contracts for Able, Charlie, Delta, Trinity Portland, and Hampton pump stations were awarded on November 10, 2008 (cannot begin construction until after Corps completes Environmental Assessment in late 2010) 14

16 Trinity River Corridor Project Design Concept Royal Lane Audubon Center Confluence: Elm and West Forks DART Bridge IH-635/ IH-20 Trinity Fields Trinity Lakes Trinity Forest Summary of the design concept for a 10,000-acre portion of the Trinity River Corridor from Royal Lane down to IH-635/IH-20 past the Trinity River Audubon Center. About two-thirds of the subject area lies within the Trinity Forest. By necessity, the guidelines are mostly focused on the Trinity Lakes portion of the corridor the Trinity Lakes Park about 2,200 acres in extent from the confluence to the DART Bridge. 15

17 Recreation: Trinity Fields 16

18 Recreation: Elm Fork Athletic Complex Construction start in September 2009; Complete in April

19 Recreation: Trinity Forest 18

20 Recreation: Trinity Forest 6,000 acres of bottomland hardwood forest Many bird and wildlife species Council has approved the Great Trinity Forest Management Plan How we will operate and maintain the forest for the next 100 years Identifies wildlife and tree species Outlines annual planting, clearing, and budgetary needs Identifies a potential site for RV and tent camping in the forest 19

21 Recreation: Trinity River Audubon Center Trinity River Audubon Center 20

22 Trinity River Audubon Center Flood Model Exhibits on the Trinity River and its ecosystem Children s Area with underwater view 21

23 Trinity River Audubon Center Aerial of Audubon Center with Oxbow of Trinity River in foreground 22

24 Trinity River Audubon Center Note the many trails and wetlands surrounding the Audubon Center! 23

25 Recreation: Texas Buckeye Trail Texas Buckeye Trail 24

26 Recreation: Texas Buckeye Trail Trailhead Kiosk Covered Pavilion 25

27 Recreation: Existing Trails in Rochester Park 26

28 Recreation: Future Trails Network Trinity Trails Phase II Trinity Trails Phase I 27

29 Recreation: Gateway Parks Several gateway parks are planned and will begin design soon: Loop 12 Gateway (construction begins 5/2010) IH-20 Gateway (construction begins 6/2010) South Central/Joppa Gateway (construction begins 12/09) Improvements to Rochester Park Gateway (construction begins 12/09) 28

30 Recreation: Gateway Parks Fishing Facilities Pavilion Soft Surface Trails Parking Loop 12 Boat Launch 29

31 Recreation: Trinity Lakes 30

32 Trinity Lakes Park West Dallas Lake Mitigation Wetlands Recreation Fields Athletic Fields Urban Lake Central Island Urban Lake Natural Lake Corinth Wetlands Natural Lake West Dallas Lake Corinth Wetlands Five sections of Trinity Lakes Park West Dallas Lake Recreation Fields Urban Lake Natural Lake Corinth Wetlands 31

33 West Dallas Lake Note: Dimensions and quantities are approximate Program Elements West Dallas Lake (129 acres, 18 feet deep) Rowing Course (2,000 meters long, 7 lanes) Large Amphitheater (20,000 people) Flex Fields (45 acres) Balloon Launch (two 3-acre areas) Boat Launch Lake Trail (3.5 miles) Picnic Areas (5 acres) 32

34 West Dallas Lake Non Motorized Access Wetlands Motorized Access Ramp Event Parking Large Amphitheat er Balloon Launch Elm Fork Trail Existing Wetlands Meadow Group Picnic Rowing Course Boat Dock & Storage Westmoreland Canoe Launch Balloon Launch Flex- Fields Non Motorized Access (Limited Motorized) Non Motorized Access (Limited Motorized) Bernal Trail Primary Trail Equestrian Trail External Trail Park Road West Fork Trail Restrooms 33

35 West Dallas Lake Rowing Amphitheater The West Dallas lake is over 129 acres and over 2000 meters long (meets Olympic standards) that will provide both recreational and competitive boating opportunities for the city and region. Submerged wetland island to provide a rooting structure for water lilies. 34

36 West Dallas Lake Amphitheater West Dallas Lake Amphitheater used for concert venues and viewing of rowing, balloon launches, fireworks and other events. 35

37 West Dallas: Bernal Trail 0.66 miles completed (Tipton Park) Ultimate length would be 3.17 miles Unfunded amount - $2.5 million 36

38 West Dallas: Sylvan Ave. Boat Launch & Levee Top Trail 6 th Annual 10K Levee Top Run to be held in March 2009 Sylvan Ave. Boat Launch 37

39 Recreation Fields Note: Dimensions and quantities are approximate Program Elements Rec. Fields (91 acres, 17 fields) Practice / Flex Space (17 acres) Play Areas (3) Crow Lake Park Sylvan Boat Ramp Hampton Wetlands (142 acres) Pavaho Wetlands (50 acres) 38

40 Recreation Fields Trinity Parkway Non-Motorized Access Trinity Strand Trail Motorized Access Ramp Trinity Strand Trail Non-Motorized Access Hampton Wetlands Crow Lake Flex Space Pavaho Wetlands Primary Trail Equestrian Trail External Trail Park Road Restrooms Concessions Practice / Flex Fields Motorized Access Ramp Hampton Non-Motorized Access Play Area (typ) Non-Motorized Access 17 regulation size soccer or football fields that can also be used for cricket, lacrosse, rugby or other organized sports Flex space is intended for informal games, practice or other activities that require large open spaces 1600 parking spaces are planned Bickers Park Restrooms and concession areas are planned Sylvan 39

41 Recreation Fields: View from West Dallas 40

42 Urban Lake Note: Dimensions and quantities are approximate Program Elements Urban Lake (91 acres, 12 feet deep) Large Pavilion (300 people) Promenade (1 mile long) Central Island (55 acres) Central Island Amphitheater (2,000 people) Downtown Overlook Trinity Overlook Marina (as a concession) 41

43 Design Goals Urban Lake Levee Park Parking Promenade Lakes Outlet Channel Pavaho Wetlands Large Pavilion Continental Bridge MHH Bridge Downtown Overlook Fountain Plaza Margaret McDermott Bridge Amphitheater Isthmus Primary Trail Equestrian Trail External Trail Park Road Restrooms Non Motorized Access Singleton UPRR The terminus of the Urban Lake is a 2,000-foot long, shady, twisting Points and stonereinforced stream for canoeists and kayakers (a closed-loop white Coombs water Creek course Trail will be located outside the levees). Commerce Fast Track Overlook Levee Access An iconic pavilion is perched atop a 15-foot rise with commanding views of the lakes, river and bridges for large groups to gather for picnics, celebration. A 300-space parking area serves park uses nearby, while also providing direct service and emergency vehicular access to the promenade. 42

44 Urban Lake: Large Pavilion 800 Year Flood Pavaho Wetlands Lakes Outlet Channel Parking Large Pavilion Renderings of Pavilion with translucent photovoltaic fabric to power night time lights Continental Bridge Primary Trail Equestrian Trail External Trail Park Road Restrooms The Urban Lake Pavilion is designed for a 300-person gathering, that can accommodate tables, chairs, cookers and other equipment to be provided by the attending group, based on reservation policies and stipulations. The roof structure is above the 800 year flood elevation and would be equipped with photovoltaic fabric to power night time lighting. 43

45 Trinity Overlook Located at Beckley & Commerce, on the west levee Ribbon cutting event in December 2008 COMMERCE STREET BRIDGE 44

46 COMMERCE STREET BRIDGE West Dallas: Underground Transmission Lines Norwood Switching Station A) Irving Boulevard B) Sylvan Bridge C) West Levee West Levee Switching Station New 345 kv transmission line from West Levee Switching Station to Norwood Switching Station 0.7 miles along west levee (Continental to Sylvan) will be buried underground Precedent setting for undergrounding power lines Transition Station to aboveground at Sylvan Ave. 45

47 Urban Lake Detail Note: Dimensions and quantities are approximate Program Elements Arrival Plaza (1.5 acre) Promenade (1 mile long, 25 feet-75 feet wide) Fountain Plaza (2 acres) Water Maze (1.5 acres Skate Park (1 acre) Marina (as a concession) 46

48 Urban Lake: Central Island Fountain Plaza Solar-powered Water Taxi Shade structures take the place of tree vegetation in this plaza preserving views of the downtown skyline and promenade, while Seating walls are integrated with the topography and provide illumination at night. Interactive fountains and dark-colored, exposed aggregate concrete paving slopes into the lake as a beach. 47

49 Central Island Night Rendering Fountains, seating walls and shade structures illuminated at night 48

50 Urban Lake: Promenade & Arrival Plaza Downtown Overlook Deck Park Arrival Plaza Wetland Water Wall Water Maze The promenade will accommodate 19,000 people during peak events and activities 80% of the promenade will be shaded throughout the course of the day. 49

51 Urban Lake: Water Maze Trinity Water Maze encourages children to interact with the meandering river at a scale they can comprehend. Water maze is 3 inches in depth and varies in width. 50

52 Urban Lake: Isthmus & Amphitheater Urban Lake Houston Street Ramp Access Houston Street Ramp: Pedestrian & Emergency Access Amphitheater & Floating Stage Isthmus Isthmus Bridge Primary Trail Houston Bridge Natural Lake River Channel Primary Trail Equestrian Trail External Trail Restrooms The Isthmus provides access from the Natural to the Urban Lake through a braided channel laced with native Texas limestone. The Houston Street ramp will provide pedestrian and emergency access to the Isthmus, Amphitheater and Promenade areas. 51

53 Central Island Amphitheater Swathmore College Concept Rendering Floating Stage Concept Rendering Located to strategically capture views of the downtown skyline, the Central Island Amphitheater is intended as an intimate performance venue for a spectator capacity of 3,000. Stone steps and ledges visually connect this amphitheater with the shoals of the Isthmus, while the stage would consist of a floating moveable platform with a potentially artist-designed canopy to serve performances at other lake locations, including the large pavilion. 52

54 Isthmus (connection between Natural Lake and Urban Lake) Lueders Limestone (potential material for Isthmus out-cropping) This area is an active observation and recreational amenity where canoeists and kayakers can navigate between two water courses (3 drop), one option being more challenging than the other. The design of the Isthmus is inspired by the local limestone geology and bedrock shoals as seen throughout streams and creeks in Dallas. 53

55 Natural Lake Note: Dimensions and quantities are approximate Program Elements Natural Lake (56 acres, 12 feet deep) Floating Wetlands (3.5 acres) Cypress Wetland Pond (2 acres) Canoe Launch Boardwalk (1,000 feet long) Fishing Platforms (2) 54

56 Natural Lake Isthmus Cedars West Access Point Boardwalk Fishing Platform Floating Wetlands Oak Cliff Lagoons Zang Founders Park Neighborhood Trail Jefferson Stemmons Freeway (IHI-35) Oak Cliff Parking Canoe Launch & Portage Cypress Wetland Pond Corinth Wetlands Primary Trail Equestrian Trail External Trail Restrooms Park Road Concessions 55

57 Natural Lake Floating Wetlands Oak Cliff The floating wetlands are multifunctional, serving as a design aesthetic, educational demonstration, habitat and water quality improvement measure. 56

58 Corinth Wetlands Note: Dimensions and quantities are approximate Program Elements Corinth Wetlands (78 acres) Cypress Wetland Pond (6 acres) Oxbow Lake (5 acres) Pecan Grove (12 acres) Standing Wave Neighborhood Play Area Boardwalks and Bird Observation Area 57

59 Corinth Corinth Wetlands Boat Launch Cypress Wetland Pond Pecan Grove Parking Neighborhood Play Area Oxbow Lake Boardwalks & Bird Observation Area Wetlands Standing Wave Wetlands Boardwalks & Bird Observation Area Equestrian Parking Elouise Lundy Park Moore Park Primary Trail Equestrian Trail External Trail Park Road Restrooms Santa Fe Trestle Trail 58

60 Corinth Wetlands Synthetic Decking The Corinth Wetlands and Oxbow Lake area is designed to be a passive observation area for understanding and appreciating wetland habitats and systems. This environment will be a magnet for migratory birds and other aquatic and riparian wildlife and birding observation areas, boardwalks, tree groves and shaded respites are planned for this area. 59

61 Recreation: Moore Gateway Park Located at 8 th Street and Corinth, near the DART rail station 60

62 Recreation Santa Fe Trestle Trail Standing Wave Whitewater Course 61

63 Recreation: Standing Wave & Santa Fe Trestle Trail Corinth St. DART Santa Fe Trestle Trail MLK, Jr. Blvd. 62

64 Art Program: A Three Part Approach TEMPORARY and SITE-SPECIFIC works placed throughout the park on a seasonal basis potentially a biennial event attracting national and international attention Artist designed COUNCIL RINGS, placed in choice locations throughout the Fields, Lakes and Forest for small gatherings, landscape interpretation, meditation and readings. A single, MAJOR ART WORK by a renowned artist conceived as part of the Fountain Plaza, possibly the water feature itself. 63

65 Transportation

66 Margaret Hunt Hill Bridge Margaret Hunt Hill Bridge under construction complete in 2011 Visit the webcam at to view construction progress 65

67 Margaret Hunt Hill Bridge Steel Fabrication in Italy Trinity Parkway complete by 2014 IH-30 Bridge complete by 2012 Part of the center arch Central Box Girder 66

68 Singleton Blvd. Singleton Blvd. Singleton Blvd. Continental Continental Continental Ave. Industrial Boulevard IH 35E Spur Spur (Woodall (Woodall Rodgers) Rodgers)

69 Margaret McDermott Bridge Replaces IH-30 Bridge Center arch 250 ft. tall Trinity Parkway complete by main lanes, reversible HOV lane TxDOT construction to begin in late

70 Trinity Parkway Toll Road Trinity Parkway complete by

71 Trinity Parkway Toll Road 70

72 Ideal Neighborhood Rochester Park US 175 Today s Commuter Flow Future Commuter Flow SM Wright Freeway Lamar Proposed Trinity Parkway N Trinity Parkway & S.M. Wright 71 IH 45 45

73 S.M. Wright Boulevard Parkway connection to IH-45 eliminates need for Dead Man s Curve at US 175 and S.M. Wright Provides opportunity to make S.M. Wright a low-speed boulevard Pedestrian crossings, sidewalks, landscaping Options for split or combined meandering road 72

74 Sylvan Ave. Bridge TxDOT/City of Dallas project Estimated cost $48 million Estimated construction start late 2009 (may be delayed until 2010 bond program) 73

75 Beckley/Commerce Intersection Better traffic flow Signalized Intersection Pedestrian Friendly Construction start in February

76 Economic Development

77 Economic Development: Form Based Zoning Old Trinity Industrial Rezoned Mixmaster Riverfront Rezoned Cedars West In Progress Oak Cliff Gateway In Progress 76

78 Economic Development: Form Based Zoning Westmoreland Heights Upcoming 10 th Street Area Upcoming La Bajada/Los Altos Upcoming West Commerce Upcoming 77

79 What s Next for FY 08-09?? Flood Protection Wetland plantings for lower chain of wetlands Begin construction of upper chain of wetlands Continue work on Dallas Floodway EIS Complete design, begin construction for Elm Fork Flood Improvements Recreation Continue construction on Moore Gateway Park, Buckeye Trail, Forest Trails Begin construction on Standing Wave Begin detailed design on IH-20 Park Gateway, Rochester Park enhancements, Joppa Park Gateway, Soccer complex 78

80 What s Next for FY 08-09?? Environmental Mitigation Plan implementation of Great Trinity Forest Management Plan Continue land acquisition Transportation Release the Parkway Supplemental Draft EIS Begin detailed design on Trinity Parkway Begin construction on Beckley Ave. Intersection Continue land acquisition Economic Development Continue zoning study of downtown areas Begin zoning study of southern Dallas areas New logo, branding, web site, E-newsletter 79

81 Trinity River Project Office (214)