ARRANGEMENT APPLIED TO DISMOUNTABLE MODULAR JUNCTION BOX WITH BACK PRESSURE FITTINGS

Method of Manufacturing a Precast Concrete Utility Vault

Floating foundation

Manhole assembly

Safety grating for riser of a septic tank

Manhole assembly

Method for renovating the interior of a hollow structure

Prefabricated former for constructing underground chamber

Snap on meter pit extension

On-site manhole casting system

SYSTEM AND METHOD FOR MAKING POLYMER CONCRETE

Water-permeable ground grid for pavings

Liner

POLYMER MANHOLE BASE

Systems for circulating air inside a manhole vault

System and method for making polymer concrete

Riser Sections and Risers Made Therefrom

System and method for constructing modular concrete ducts

Molded sectioned riser and locking cover

MODULAR VERTICAL SHORING SYSTEM WITH CYLINDRICAL INTERCONNECTED SLEEVES

Fiberglass Enclosures with Watertight Risers and Methods of Making and Using Same

Well that can be buried for housing and protecting electro-hydraulic apparatuses

Upper part for a shaft

Molded sectioned riser and locking cover

Liner for spill continment manholes

Composite material structure and method for making same

Riser pan component for on-site waste systems

Reinforced composite manhole cover assembly

CLAMPING ASSEMBLY FOR A MANHOLE COVER

Annular ring element

Four parts manhole enabling an easy install and height adjustment

Inspection chamber, as well as set of base parts therefor

Multi-use adapter ring for stackable riser components for on-site waste systems

Molded sectioned riser and locking cover

Modular plastic well with induction-melting assembly

Construction of a foamed polymeric manhole chimney

Form with displaceable vibratory panel

Temporary ground-level road-edge member and method for positioning below-ground structures

Riser sections and risers made therefrom

Manhole lid to base connection

Manhole assembly

In-ground blind