TROPICAL STORM ERIN (2007) PURPOSE OF THIS MEETING is to Discuss the - PowerPoint PPT Presentation

TROPICAL STORM ERIN (2007)

PURPOSE OF THIS MEETING …is to Discuss the Project End Need and Present the Proposed Alternatives for US- 281 Over the Washita River and Overflows in Caddo County Project Beginning N City of Caddo County, Oklahoma Anadarko

PURPOSE OF THE PROJECT …is to Correct the At -Risk Bridge on US-281 Over the Washita River and the Structurally Deficient Overflow Bridges, and Improve Traffic Operations on the Roadway Anadarko N Riverside Dr. Washington St. Kansas Ave. Main St. 1st St. N

PROJECT DEVELOPMENT PROCESS Develop Initial Identify Preliminary Data Problem Alternatives Collection Initial Tribal Public Alternative Meeting Meeting Screening TODAY • Purpose of this Meeting is to Gather Public Input on Project Constraints and Alternatives

PROJECT AREA INFORMATION  General Data N o Speed Limit Varies From 35 mph to 65 mph o 2-Lane Roadway (Closed and Open Section) o 3 Bridge Structure (Washita River and 2 Overflows) o Existing Traffic (2015): 7,460 Vehicles / Day o Projected Traffic (2040): 10,890 Vehicles / Day Existing Open Shoulder Section Existing Curb and Gutter Section

PROJECT AREA INFORMATION  General Data o Speed Limit Varies From 35 mph to 65 mph o 2-Lane Roadway (Closed and Open Section) o 3 Bridge Structures (Washita River and 2 Overflows) o Existing Traffic (2015): 7,460 Vehicles / Day o Projected Traffic (2040): 10,890 Vehicles / Day N Riverside Dr. Washington St. Main St. Bridge C Bridge B Bridge A 1st St.

PROJECT AREA INFORMATION  General Data o Speed Limit Varies From 35 mph to 65 mph o 2-Lane Roadway (Closed and Open Section) 3 Bridge Structure (Washita and 2 Overflow’s) o o Existing Traffic (2015): 7,460 Vehicles / Day o Projected Traffic (2040): 10,890 Vehicles / Day  Collision Data o Total: 57 Documented Accidents (2005-2016) • 34 Personal Property Damage • 22 Injuries (2 incapacitating) • 1 Fatality o The Accident Rate on US-281 is Nearly Three Times the State Average for Collisions on Similar Facilities

COLLISION DATA

COLLISION DATA

EXISTING CONDITIONS WARRANT IMPROVEMENT  Roadway Deficiencies o Narrow Shoulders o Roadway Geometry • Horizontal and Vertical Curves are Adequate o Limited Sight Distance at Kansas Avenue o Lack of Access Control at Washington Street o Lack of Pedestrian Access and Control Existing Curb and Gutter Section N Riverside Dr. Washington St. Main St. 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Roadway Deficiencies o Narrow Shoulders o Roadway Geometry • Horizontal and Vertical Curves are Adequate o Limited Sight Distance at Kansas Avenue o Lack of Access Control at Washington Street o Lack of Pedestrian Access and Control Car Lot in the NW Quadrant at Kansas Avenue Kansas Avenue N Riverside Dr. Washington St. US-281 Main St. 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Roadway Deficiencies o Narrow Shoulders o Roadway Geometry • Horizontal and Vertical Curves are Adequate o Limited Sight Distance at Kansas Avenue o Lack of Access Control at Washington Street o Lack of Pedestrian Access and Control Driveway Access in the NE Quadrant at Washington Street Washington Street N Riverside Dr. Washington St. US-281 Main St. 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Roadway Deficiencies o Narrow Shoulders o Roadway Geometry • Horizontal and Vertical Curves are Adequate o Limited Sight Distance at Kansas Avenue o Lack of Access Control at Washington Street Pedestrian Crossing Warning Sign Near Riverside o Lack of Pedestrian Access and Control Drive Intersection N Riverside Dr. Washington St. Main St. 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Bridge Deficiencies o Three Bridge Structures Constructed in 1958 • Bridge A – US-281 Over Washita River • Bridge B – Washita River Overflow 1 • Bridge C – Washita River Overflow 2 o Bridge A – US-281 Over Washita River Clear Roadway Width is 28 Feet o Scourability and Restricted Channel Flow Bridges are “At - Risk” & “Structurally Deficient” o • Deck, Superstructure and Substructure N Riverside Dr. Washington St. Main St. Bridge C Bridge B Bridge A 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Bridge Deficiencies o Three Bridge Structures Constructed in 1958 • Bridge A – US-281 Over Washita River • Bridge B – Washita River Overflow 1 • Bridge C – Washita River Overflow 2 o Clear Roadway Width is 28 Feet o Scourability and Restricted Channel Flow Bridges are “At - Risk” & “Structurally Deficient” Clear Roadway Width at Bridge o • Deck, Superstructure and Substructure N Riverside Dr. Washington St. Main St. Bridge C Bridge B Bridge A 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Bridge Deficiencies o Three Bridge Structures Constructed in 1958 • Bridge A – US-281 Over Washita River • Bridge B – Washita River Overflow 1 • Bridge C – Washita River Overflow 2 o Clear Roadway Width is 28 Feet o Scourability and Restricted Channel Flow Bridges are “At - Risk” & “Structurally Deficient” o Bridge A – Debris Build-Up at River Pier • Deck, Superstructure and Substructure N Riverside Dr. Washington St. Main St. Bridge C Bridge B Bridge A 1st St.

EXISTING CONDITIONS WARRANT IMPROVEMENT  Bridge Deficiencies o Three Bridge Structures Constructed in 1958 • Bridge A – US-281 Over Washita River • Bridge B – Washita River Overflow 1 • Bridge C – Washita River Overflow 2 o Clear Roadway Width is 28 Feet o Scourability and Restricted Channel Flow Bridges are “At - Risk” & “Structurally Deficient” o Bridge A – Debris Build-Up at River Pier • Deck, Superstructure and Substructure N Riverside Dr. Washington St. Main St. Bridge C Bridge B Bridge A 1st St.

PROJECT CONSTRAINTS  Data Collection Area o Encompassed all Alternatives o Database Research and Field Reconnaissance N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS  Tribal Properties o Kiowa, Comanche, and Apache Tribes (KCA) - South of River o Wichita, Caddo, and Delaware Tribes (WCD) – North of River o Housing Authority of Apache Tribe N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS  Tribal Facilities o Indian Health Center o BIA Southern Plains Regional Office Kansas Ave. o Riverside Indian School Indian Health o Wichita Travel Plaza Center o Future Tribal Complex N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS N  Tribal Facilities Riverside Indian o Indian Health Center Wichita History School Center o BIA Southern Plains Regional Office BIA Southern Plains Regional office o Riverside Indian School o Wichita Travel Plaza o Future Tribal Complex Wichita Travel Plaza N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS  Homes and Businesses o Residences o Gas Stations o Auto Sales o Retail

PROJECT CONSTRAINTS  Washita River Floodplain – Drainage Patterns of Washita River and Overflows an Important Consideration – Minimize any Changes to Drainage Patterns so as Not to Increase Flooding – Small Wetland Areas N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS  Anadarko Mini-Park o City of Anadarko Received Land and Water Conservation Fund Money in the Late 1970s o Properties With LWCF Funding are Protected o Area No Longer Used as Park but Additional Coordination May be Required N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS  Downtown Anadarko Historic District o South of old RR (Between Market and Main Streets) o Will not be Affected N Riverside Dr. Washington St. Main St. 1st St.

PROJECT CONSTRAINTS  Potential Hazardous Materials Sites o Several Gas Stations With Underground Storage Tanks o Underground Storage Tank Registered at Riverside Indian School – Exact Location Unknown N Riverside Dr. Washington St. Main St. 1st St.

DEVELOPMENT OF PRELIMINARY ALTERNATIVES  Designed to Correct the Existing Deficiencies With Consideration to Constraints Identified  Alternatives are Same at South and North Matching Existing Highway Centerline, but Differ at the Washita River  Considered 5 Alternatives 2 – Offset to West of Existing Washita Bridge o 2 – Offset to East of Existing Washita Bridge o 1 – On-Existing Alignment o N Riverside Dr. Washington St. Main St. 1st St.

DEVELOPMENT OF PRELIMINARY ALTERNATIVES  Designed to Correct the Existing Deficiencies With Consideration to Constraints Identified  Alternatives are Same at South and North Matching Existing Highway Centerline, but Differ at the Washita River  Considered 5 Alternatives 2 – Offset to West of Existing Washita Bridge o 2 – Offset to East of Existing Washita Bridge o 1 – On-Existing Alignment o