Specifications include, but are not limited to: Remove and store existing signs and site fixtures within the area of work. N/A Lump Sum $ 2b. Demolish and dispose of existing site elements, chain-link fence, steel parking guardrails, and asphalt and concrete paving at areas of work. Demolish and dispose of portions of existing concrete retaining wall, rubble retaining wall, and wood railroad tie retaining wall, where indicated on the drawings. Demolish and dispose of the existing concrete topping slab at firehouse pedestrian entrance platform. Remove and dispose of existing waterproofing membrane at pedestrian entrance platform. Demolish and dispose of brick masonry at firehouse façade to install new flashings at pedestrian entrance platform. Demolish and dispose of existing steel framing members and structural concrete slab at pedestrian entrance platform...