[Dun-Rite Excavating Inc. Dun-Rite Excavating Inc. is a General Engineering Contractor located at 5382 Brisa St. Livermore, CA 94550. Dun-Rite Excavating Inc. has been in business for over 23 years specializing in site demolition, grading, paving, underground utilities, asphalt maintenance, seal coating, striping and marking. Contact 925-456-0780]