Design and fabrication of two (2) precast concrete Single box culverts (9’ x 7’ x 38’) to be laid side by side as with two (2) End Sections, VA Structure #087-6200, Route 716 Odem Chapel Road, Southampton County, VA. The box culverts shall be bid and invoiced by the linear foot. 1. Structure Data: Number of Barrels: 2 Span length: 9’ Rise Height: 7’ Length of Barrel: 38’ Number of Headwalls: 2 Number of Wings: 4 SEE SKETCH FOR DETAILS Skew: 0 degrees Fill: 2’ to 4’ 2. Box Culvert Design: The box culvert shall be designed for HL-93 loading in accordance with AASHTO LRFD Bridge Design Specification, 8th Edition, 2017; Interim Specifications and VDOT Modifications. All design calculations (including all applicable code checks) shall be according to Load and Resistance Factor Design.
