Design basis: Technical Code for Construction of Highway Bridges and Culverts (JTG/T F50-2011); Detailed Rules for Seismic Design of Highway Bridges (JTG/T B02-01-2008)
Highway Class: Highway Class II
Vehicle load: highway - Class II
Design speed: 60km/h.
Aperture of slab culvert: 1.5, 2.0, 3.0, 4.0m. The foundation type of slab culvert shall be separated foundation or integral foundation according to geological conditions. A settlement joint shall be set every 4~6.0 meters within the full length of slab culvert. The settlement joint shall be filled with impermeable elastic materials. The outside of the culvert shall be covered with four layers of asphalt linen with a width of 50 cm, and the inside of the culvert shall be leveled with cement mortar with a depth of 10 cm.