Hy-Grade offers a complete range of underground utility products; including transformer vaults and manholes commonly used for electrical and communication applications. Our declaration is to be the best supplier of underground utility products by manufacturing high quality underground utility products complimented by exceptional service.

 

TRANSFORMER VAULTS AND PADS

SINGLE PHASE

• 1-G-138
• TP-142D
• TP-142-48D
• TP-145

THREE PHASE

• TP-102
• TP-103D
• TP-103-48D
• TP-103-48D 2K(for up to 2500 kVa)

Hy-Grade Precast Concrete offers a complete range of underground utility products including transformer vaults as well as manholes used in electrical and communication applications.

 

UTILITY MANHOLES

• Small and Large Utility Vaults

Quality Standards:

• Small Standard dimensions – 3310mm x 2160mm x 1220 mm
• Large Standard dimensions – 3990mm x 2160mm x 1220 mm
• Manhole frame and cover (JW500) available
• Grade adjustment ring (Hy-Grade HW-400) available
• Galvanized frame, cover and precast sump pit available

 

MISCELLANEOUS UTILITY VAULTS

• Splicer Vault
• LB-100
• LB-200
• PED-20
• PED-22