Site work for a bridge / tunnel in Turbeville, Virginia. Completed plans call for site work for a bridge / tunnel.

Work Location:Route 640 (Buffalo Road) in Halifax County Va. Summary:Contractor shall design, fabrication and deliver a precast concrete box culvert per specifications and sketches. Any questions regarding this invitation for bid shall be addressed to Sandra Mullins at Sandra.Mullins@VDOT.virginia.gov. The issuing office shall determine whether any addendum should be issued as a result of any questions or other matters raised. Provide questions no later than 5:00 PM on April 6, 2023. 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. Box Culvert design calculations and shop fabrication drawings for the box culvert shall be approved by the Engineer prior to fabrication and delivery to site. Load rating of the "as-designed" box culvert shall be in accordance with the VDOT Structure and Bridge Division Instructional and Informational Memorandum IIM-S&B-86.4 using LRFR method and AASHTOWare software and be approved by the Engineer prior to delivery to site. Provide .xml file to Bridge Office in accordance with IIMS&B-86.4. Design calculations, as-designed load rating, .xml files, and shop drawings for the box culvert shall be accomplished under the hand and seal of a Professional Engineer registered to practice in the Commonwealth of Virginia. All shop drawings for the box culvert shall be signed and sealed by a Professional Engineer registered to practice in the Commonwealth of Virginia.