Northern California
Commercial Roof Inspection and Maintenance in Vallejo, CA
Vallejo sits where the Napa River meets the Carquinez Strait, and its commercial roofs range from century-old shipyard buildings on Mare Island to retail and service buildings along Interstate 80.
What kinds of commercial buildings are in Vallejo?
Vallejo's commercial roofs fall into 4 groups: former naval shipyard buildings on Mare Island, retail along Interstate 80, older storefronts downtown and service buildings along Sonoma Boulevard.
Mare Island operated as a Navy shipyard for more than 140 years before closing in 1996, and many of its brick and steel industrial buildings now house manufacturing, storage and creative businesses. Newer retail and medical buildings cluster near the freeway interchanges.
- Mare Island: former shipyard industrial buildings reused for manufacturing and storage
- Downtown along Georgia Street: older two and three story commercial buildings with small parapet roofs
- Sonoma Boulevard: service, auto and strip retail buildings along State Route 29
- Admiral Callaghan Lane: big box retail and restaurants beside Interstate 80
| Building type | Common roof system | Typical age | What Vallejo does to it |
|---|---|---|---|
| Former shipyard buildings | Built-up roof or modified bitumen recover | 40 to 100 years old | Salt air on flashings and old drains |
| Freeway retail | White TPO | 10 to 25 years old | Strait winds lifting perimeter edges |
| Downtown storefronts | Built-up roof behind parapets | 30 to 70 years old | Clogged scuppers and parapet cracks |
What does the Vallejo climate do to a flat roof?
Vallejo exposes a flat roof to 2 forces most inland cities avoid: salt air off the strait and steady afternoon wind funneling between the bay and the delta.
Salt speeds corrosion on fasteners, drain bodies and edge metal, while wind works at loose perimeter flashings and lap seams. Summers are mild compared with the inland valley, and winter storms tend to arrive with strong southerly gusts.
How often should commercial roofs in Vallejo be inspected?
A Vallejo commercial roof should be inspected 2 times a year, with a third check after any winter storm that brings high wind off the water.
Mare Island buildings with older drains and recovered roofs often need the extra visit more than newer freeway buildings do. Our commercial roof inspection page explains what each visit covers.
What does a maintenance program cost in Vallejo?
A maintenance program for a 80,000 square foot waterfront industrial building in Vallejo costs $17,600 to $20,000 a year on our Protect program, priced at $0.22 to $0.25 per square foot with a $2,500 minimum.
Protect fits most Vallejo roofs because the post-storm check catches the wind and salt damage that the waterfront location brings. Compare all 3 tiers for Vallejo on the maintenance programs and pricing page.
Vallejo figures use our published rates: Monitor $0.12 to $0.15 per square foot a year with a $1,500 annual minimum, Protect $0.22 to $0.25 per square foot a year with a $2,500 annual minimum, Manage $0.40 to $0.45 per square foot a year with a $4,500 annual minimum.
How soon can you scan a roof in Vallejo?
We can scan a roof in Vallejo as soon as roof access is confirmed after your request, and a 80,000 square foot waterfront industrial building takes about 1.5 hours at roughly 50,000 square feet an hour, with the PE-stamped report delivered within 48 hours.
Mare Island buildings can have limited roof access through interior stairs or old hatches, so we confirm access with the property manager before the scan date. Send the Vallejo address through our roof scan request form, or see coverage across Northern California.
FAQs
Can you scan the old industrial buildings on Mare Island?
We scan Mare Island buildings regularly, and the Moisture Map is especially useful on roofs that have been recovered more than once, because trapped water hides between layers.
Does salt air shorten roof life in Vallejo?
Salt air in Vallejo shortens the life of metal edge flashings, fasteners and drain parts more than the membrane itself, so those details get a close look on every visit.
Which parts of Vallejo do you cover?
We cover every flat and low-slope commercial roof in Vallejo, including Mare Island, Downtown along Georgia Street, Sonoma Boulevard and Admiral Callaghan Lane.
How long does a roof scan take on a waterfront industrial building in Vallejo?
A roof scan on a 80,000 square foot waterfront industrial building in Vallejo takes about 1.5 hours, because our robotic scan covers roughly 50,000 square feet an hour, and the PE-stamped report follows within 48 hours.
What is the most common commercial roof system in Vallejo?
Built-up roof or modified bitumen recover is the most common roof on Vallejo's former shipyard buildings stock, and those roofs are typically 40 to 100 years old.
Who issues reroof permits in Vallejo?
Reroof permits in Vallejo are issued by the City of Vallejo building department. Much of Mare Island lies within a National Historic Landmark district, so roof work on some historic buildings may need design review on top of a standard permit.
Which program fits most Vallejo roofs?
Protect fits most Vallejo roofs because the post-storm check catches the wind and salt damage that the waterfront location brings.
What does a Protect program cost for a waterfront industrial building in Vallejo?
A 80,000 square foot waterfront industrial building in Vallejo costs $17,600 to $20,000 a year on Protect, at $0.22 to $0.25 per square foot a year with a $2,500 annual minimum.
Do you need to go inside the building to scan a roof in Vallejo?
No. The scan runs on the roof surface in Vallejo, so offices, plants and tenants below carry on as normal.
How soon after the scan is the Vallejo report delivered?
Vallejo owners receive the PE-stamped report within 48 hours of the scan, with the Moisture Map, Deficiency Map, Roof Condition Score and Estimated Remaining Service Life.
Which roof systems do you scan in Vallejo?
In Vallejo we scan TPO, PVC, EPDM, modified bitumen, built-up and spray foam roofs on flat and low-slope commercial buildings.
How do I book a roof scan in Vallejo?
Send the Vallejo address through the roof scan request form or call (310) 647-7192.
Schedule a non-destructive roof scan in Vallejo.
Trusted since 1983 on over 20,000 commercial roofs. California License 435836.