Summary
Provide bridge replacement involving structure, grading, traffic control, aggregate surfacing and seeding/erosion control work on approx. 0.15 mile. 1 LS mobilization; 1 LS clearing and grubbing; 1 LS removal of signs (est. Lump qty: 4 EA); 1 EA removal of steel bridges; 1,500 CY unclassified excavation; 370 CY culvert subexcavation; 550 CY topsoil storing; 550 CY topsoil placing; 90 mg water; 20 hr bulldozer; 20 hr motor grader; 20 hr backhoe; 40 CY pervious backfill material; 6,530 SY seeding; 268 SY geotextile, erosion control; 815 SY biaxial geogrid (stiff); 91 CY bed course material; 700 CY crushed base; 128' precast box culverts 10 x 10'; 230 CY machine-placed riprap; 1 LS special item ls-a (temporary shoring); 200 hr flagging. See attached file.