Fire extinguishing technology for Berlin Zoologischer Garten station

Fire extinguishing technology: Dismantling of 480 m pipe, 12 units of fittings, and 10 units of sprinklers; supply and installation of 181 units of pendant wet sprinklers, 414 units of upright flat plate sprinklers, 24 units of wet reserve sprinklers, 5 units of pendant dry pipe sprinklers, 1,331 m welded steel sprinkler pipe, 105 units of grooved bends up to 45 degrees, 405 units of grooved bends 45 to 90 degrees, 65 units of grooved tees, 462 units of grooved reducing tees, 42 units of reducing crosses, 444 units of grooved reducers, 36 units of saddle clamps, 1,788 units of grooved pipe couplings, 888 units of steel pipe clamps, 829 m additional welded steel sprinkler pipe, 22 units of flush valves with hose connection, 10 units of shut-off valves, 10 units of check valves, 8 units of flow switches as zone checks, 1 unit of zone check key switch panel, 1 unit of layout panel for zone check, 2,475 m halogen-free cable, 250 m aluminum conduit, 250 m plastic armored conduit (rigid pipe), 3,750 units of single hangers as U-bolt clamps, 3,750 units of metal collective hangers, 9 units of sprinkler pipe connections to existing piping, 101 units of R 90 fire protection penetrations, 36 m fire protection cladding for fire extinguishing pipes, 83 units of core drillings in the 2nd construction phase ME in the ground floor and basement; additionally for the 2nd construction phase, 3rd level, ZG, axis 2-3: 20 units of pendant wet sprinklers, 62 units of upright flat plate sprinklers, 357 m welded steel sprinkler pipe, 16 units of grooved bends up to 45 degrees, 149 units of grooved bends 45 to 90 degrees, 36 units of grooved tees, 54 units of grooved reducing tees, 83 units of grooved reducers, 14 units of saddle clamps, 243 units of grooved pipe couplings, 888 units of steel pipe clamps, 2 units of flush valves with hose connection, 1 unit of shut-off valve, 1 unit of check valve, 1 unit of flow switch as zone check, 1 unit of zone check key switch panel, 1 unit of layout panel for zone check, 510 m halogen-free cable, 70 m aluminum conduit, 260 units of single hangers as U-bolt clamps, 260 units of metal collective hangers, 1 unit of sprinkler pipe connection to existing piping, 10 units of R 90 fire protection penetrations, 7 m fire protection cladding for fire extinguishing pipes, 23 units of core drillings; for the 2nd construction phase S-Bahn-Halle ZG: 79 units of pendant dry pipe sprinklers, 84 units of upright dry pipe sprinklers, 24 units of dry reserve sprinklers, 470 m welded steel sprinkler pipe, 4 units of grooved bends up to 45 degrees, 157 units of grooved bends 45 to 90 degrees, 12 units of grooved tees, 151 units of grooved reducing tees, 2 units of reducing crosses, 33 units of grooved reducers, 14 units of saddle clamps, 939 units of grooved pipe couplings, 314 units of steel pipe clamps, 16 units of ball valves for drainage, 4 units of flush valves with hose connection; for the 2nd construction phase, Revi-Ebene, ZG, axis 4-5: 33 units of upright flat plate sprinklers, 205 m welded steel sprinkler pipe, 65 units of grooved bends up to 45 degrees, 114 units of grooved bends 45 to 90 degrees, 1 unit of grooved tee, 44 units of grooved reducing tees, 1 unit of reducing cross, 8 units of grooved reducers, 12 units of saddle clamps, 398 units of grooved pipe couplings, 138 units of steel pipe clamps, 2 units of flow switches as zone checks, 2 units of shut-off valves, 2 units of backflow preventers, 450 m halogen-free cable, 50 m aluminum conduit, 750 units of single hangers as U-bolt clamps, 750 units of metal collective hangers; for the 2nd construction phase - lower elevator ZG, AZ 05, axis B-C/5-6: Dismantling of 26 m pipe and 20 units of sprinklers; installation of 14 units of upright dry pipe sprinklers, 8 units of pendant dry pipe sprinklers, 52 m welded steel sprinkler pipe, 25 units of grooved bends 45 to 90 degrees, 20 units of grooved tees, 24 units of grooved reducers, 4 units of saddle clamps, 184 units of grooved pipe couplings, 30 units of steel pipe clamps; for the dry hydrant system: Dismantling of 260 m steel pipe, 550 m copper pipe, and 8 units of fire water extraction devices; installation of 16 units of G2A extraction fittings, 8 units of hose fittings, 8 units of Storz coupling B75 adapters; further items as per the tender documents.

Tender documents

Additional details