SEMA is a major Subcontractor Bridge Masters, Inc. for work associated with Lincoln Blvd Bridge over Ballona Creek. General work scope includes mobilization, saw-cut trench to expose a clean edge; excavate and shore 26’x11′ wide trench, 6′ deep; drill and dowel #5 reinforcement bar; saw-cut and remove existing backwall to the dimensions; form abutment backwalls, place required sleeves, place reinforcing steel bars, and pour concrete mix, and remove forms.
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