During the construction, when standpipes exceed twenty (20) floors (or two hundred seventy-five (275) feet) a temporary or permanent pump shall be installed and connected at that level and be available for fire department use. A manual switch shall be provided at the ground level at an approved location for manual control of the pump. The standpipe shall have the required number of inlets. (Prior code §§ 9.28.1276, 15.17.1704)