Specifications include, but are not limited to: Protecting and stabilizing Office Creek's northern streambank behind residential properties along Creek Hollow Way, between Crooked Ridge Drive and Shadowridge Drive and any other work deemed necessary by the City of The Colony. The work includes, but is not limited to, 2,229 square feet of R-Rap and geogrid retaining wall, 573 square feet of soil nail retaining wall, 12 cubic yards of reinforced concrete for the construction of a streambed grade control structure, 17 cubic yards of reinforced concrete to protect an existing retaining wall footing, 41 cubic yards of 24-inch grouted rock riprap, removal of 133 square feet of an existing R-Rap retaining wall, and any other work deemed necessary by the City of The Colony.