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A - Material processing equipment
B - Equipment for the production, transport and distribution of concrete, mortar and rendering mixes
C - Lifting gear
D - Equipment for earthmoving and soil compaction
E - Road construction machinery
F - Railway track construction equipment
G - Floating equipment
H - Tunnel and mining construction equipment
J - Pile drivers and extractors, soil injection equipment
K - Drilling equipment, diaphragm wall equipment
L - Equipment for pipe jacking and pipeline construction
M - Equipment and plants for decontamination and environment protection
P - Transport vehicles
Q - Air compressors, pneumatic tools
Q.0 - Screw-type compressors, mobile
Q.1 - Screw-type compressors, stationary
Q.2 - Piston compressors
Q.3 - Miscellaneous compressors
Q.4 - Compressed-air reservoirs
Q.5 - Accessories for compressed-air equipment
Q.6 - Compressed-air tools and accessories
Q.7 - Equipment for the machining of drilling tools
Q.8 - Miscellaneous equipment, pneumatically operated
Q.9 - Air locks and attachments for caisson operations
Q.9.0 - Pneumatic air-locks
Q.9.00 - Man airlock for caisson operation
Q.9.01 - Material excavation and man airlock for caisson operation, combined version
Q.9.02 - Material excavation airlock for caisson operation
Q.9.1 - Accessories for locks
R - Equipment for power generation, transformation and distribution
S - Hydraulic cylinders and hydraulic units
T - Centrifugal and piston pumps, pipelines
U - Formwork and scaffolds
W - Workshop machines and equipment
X - Construction site accomodations, containers
Y - Equipment for surveying, laboratory, office, communication and monitoring
register number Q.9.02 Material excavation airlock for caisson operation
data processing short term SCHLEUSE MAT AUSHUB
standard
equipment		 Note: Medical air-locks see H.9.03
Operating pressure 3 bars.
For dry excavation in caisson work with separate discharge device. Consisting of upper part of lock with hydraulically-operated 2-piece hinged cover and roller-guided rope guide, pneumatic adjustment valves for aeration and dearation and with conical transition to the shaft pipes. Lower closing flap with connection flange, hydraulically-operated, adapted to the intermediate pipe section to be encased in concrete. Hydraulic unit for actuation of upper and lower closing flap with control unit and hydraulic lines. Switchgear cabinet, electrical control, 2 control bottles with wiring. Wireless communication equipment consisting of 2 walkie-talkies with call button and PTT.
Shaft pipes see Q.9.10 and Q.9.11.
Conveyor buckets see Q.9.12
Medical air-lock see H.9.03
register of construction equipment 1991 6207
wearing part door seals