128584 ⎘
underground or underwater structures Independent ; Retaining walls; Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the connection between shaft elements, e.g. of rings forming said shaft
ARRANGEMENT APPLIED TO DISMOUNTABLE MODULAR JUNCTION BOX WITH BACK PRESSURE FITTINGS
#2MANHOLE CONSTRUCTION
#3MANHOLE CONSTRUCTION
#4VERTICAL MANHOLE APPARATUS AND METHOD FOR PROVIDING ACCESS TO LEACHATE COLLECTION PIPES IN A LANDFILL
#5Adjustable pit extension assembly
#6Reinforcement method and reinforcement structure of a manhole
#7Vertical manhole apparatus and method for providing access to leachate collection pipes in a landfill
#8Assembled recyclable rectangular working well with preset detachable door opening and construction method thereof
#9Snap on meter pit extension
#10Height adjustable meter/device pit
#11Floating manhole cover assembly
#12Vertical manhole apparatus and method for providing access to leachate collection pipes in a landfill
#13Floating manhole cover assembly
#14MANHOLE AND A METHOD FOR PROVIDING A MANHOLE
#15Manhole with height/inclination-adjustable manhole cover
#16Riser Sections and Risers Made Therefrom
#17Riser Sections and Risers Made Therefrom
#18Adjustable support apparatus for a utility access cover
#19System and method for constructing modular concrete ducts
#20Molded sectioned riser and locking cover
#21MODULAR VERTICAL SHORING SYSTEM WITH CYLINDRICAL INTERCONNECTED SLEEVES
#22Upper part for a shaft
#23Structure and method for manhole wall sealing
#24Molded sectioned riser and locking cover
#25Integrated frame and cover system
#26Riser pan component for on-site waste systems
#27Annular ring element
#28Molded sectioned riser and locking cover
#29Form with displaceable vibratory panel
#30Height adjustable manhole cover
#31Riser sections and risers made therefrom
#32Multi-ring plastic storage tanks and risers