Elyson Phase 6 Overflow Mitigation and Detention Basins

1. Site Preparation, Detention Basin/Channel Excavation, off-site spoil disposal, on-site spoil disposal, drainage swales, (2) junction boxes, (11) headwall with flared wings, box culverts, and outfalls 2. 1,811,315 CY of Detention Basin/Channel Excavation, and Spoil Disposal 3. 30,132 LF of Backslope Interceptor Swale, and 87 Backslope Interceptor Structures 4. 3,829 LF of Concrete Pilot Channel. 5. 760 SY Concrete Slope Paving and 834 SY Concrete Rip-Rap 6. 1,636 LF of 24-inch through 60-inch RCP trenchless/open cut construction and all appurtenances 7. 3,685 LF of 7'x3', 8'x4' and 10'x5' RCB trenchless/open cut construction and all appurtenances 8. Stormwater Pollution Control. Bid Opening Information : Call-In Number: (832) 680-2579 Conference ID: 296 936 304#

Division 01 -	General Requirements, Vehicular Access and Parking, Traffic Control, Temporary Barriers and Enclosures.
Division 02 -	Existing Conditions, Subsurface Investigation.
Division 03 -	Concrete, Precast Concrete.
Division 31 -	Earthwork, Grading, Excavation and Fill, Excavation, Erosion and Sedimentation Controls, Earthwork Methods.
Division 32 -	Exterior Improvements, Flexible Paving, Asphalt Paving, Rigid Paving, Concrete Paving, Paving Specialties, Pavement Markings.
Division 33 -	Utilities, Storm Drainage Utilities, Storm Utility Drainage Piping, Storm Utility Water Drains, Ponds and Reservoirs, Storm Drainage Structures.