The work will be performed in Oklahoma City and Tulsa, Okla.

The first contract will support Holly’s Interconnecting Piping Project and is valued at $14m.

As per the contract, Benham will help integrate piping interconnections at Holly’s east and west refining facilities by performing tasks such as site preparation; utility relocation; foundation design and installations; and piping and structural steel design, fabrication and installation.

As per the second contract, valued at $13m, Benham will support Holly’s Diesel Hydrotreater Revamp project by developing a front-end process design package, and providing detail engineering, procurement and construction for the modified facilities.

Holly produces gasoline, diesel and jet fuel as well as specialty lubricants, oil and waxes at its Tulsa refining facility.