Specifications include, but are not limited to: The scope of work consists of removing crash barrier gates, guard shacks, light pole and CCTV pole; and installing new guard shacks at Piers 1 and 2, Honolulu Harbor. The estimated cost of construction is between $150,000 and $250,000. A. Removing and disposing existing crash barrier gates and removable bollards; demolishing and removing concrete leveling pads; B. Demolishing, removing and disposing existing guard shacks; demolishing and removing existing concrete floor slabs, accessible concrete ramps and speed bumps; C. Removing and salvaging CCTV pole and light pole; demolishing and removing existing concrete pedestal and footing; D. Furnishing and installing new prefabricated guard shack including concrete base slabs.