Figure 239.-Visitor center-Reinforcement for elevator shaft and tunnel. SECTION M-M ALWAYS THINK SAFETY UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF RECLAMATION COLORADO RIVER STORAGE PROJECT MIDDLE RIVER DIV. GLEN CANYON UNIT - ARIZONA - UTAN GLEN CANYON DAM VISITOR CENTER ELEVATOR SHAFT AND TUNNEL REINFORCEMENT DRAWN HKT - JMT .................BUBMITTED. FRAGED... RECOMMENDED. CHECK ROM.ES. APPROVED. DENVER, COL OR ADÓ, 557-D-5068 Lighting systems employed in the cars are the manufacturer's standard system and are adequate to provide a uniform horizontal illumination level of not less than 20 foot-candies at a height of 30 inches above The car floors. The system employed facilitates easy replacement of lamps. In addition to the normal lanting system in the elevator cars, an auxiliary automatic battery-operated-type, emergency lighting unit is installed in each car. The emergency lighting provides approximately 5 foot-candles of illumination and s automatically energized upon failure of normal ghting service and deenergized upon restoration of norma lighting service. The type of battery furnished s readi'y available from normal commercial sources and is located in a readily accessible position. The car operates between machined steel guides and is equidded with safety devices, operating unit, and Lahs Hosting machinery and control panels are ista vec in the machine room. Control pushbuttons are or the cars and at each landing. Figure 241.-Visitor center and right abutment passenger elevators-Installation. 537-0-302 557-0-3067 357·0·3054 II -9's Hoist way SECTION E-E ALWAYS THINK SAFETY UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF RECLAMATION COLORADO RIVER STORAGE PROJECT MIDDLE RIVER DIV.-BLEN CANYON UNIT-ARIZONA - UTAH GLEN CANYON DAM RIGHT ABUTMENT VISITOR CENTER PASSENGER ELEVATORS INSTALLATION DRAWN TRACED CHECKED.JML DENVER, COLORADO APPROVED. 557-D-3000 |