Proterra Quality Lab & Heliox Charger

Langston provided construction services to build a Quality Lab and a Heliox Charger for Proterra Corporation. Project included:

• Furnish and install approximately 70 LF of silt fencing, and silt sock in existing catch basin
• Excavate and remove spoils for new Heliox Charger Housekeeping pad, PCS and Dispenser Pad and Mast Pole Foundation
• Furnish and compact 4" stone base under Heliox Charger Housekeeping and PCS concrete pads
• Form, reinforce, pour and finish 4,000 psi concrete for new Heliox Charger Housekeeping pad 2'8" x 15'8"x 6" thick. Pad to be reinforced with #5 bars 12" on center. Concrete received a broom finish
• Form, reinforce, pour and finish 4,000 psi concrete for new Mast Foundation
• Erect mast pole foundation (pole provided)
• Install 4 bollards
• Haul excess spoils offsite and remove and dispose of silt fence and silt