About
3:23 Metal Works, a commercial diving contractor, operates out of Oceanside, CA. Services include underwater welding & cutting. Reach out for a quote covering crew, equipment and mobilisation.
Hours
| Monday | 7AM-5PM |
|---|---|
| Tuesday | 7AM-5PM |
| Wednesday | 7AM-5PM |
| Thursday | 7AM-5PM |
| Friday | 7AM-5PM |
| Saturday | 8AM-4PM |
| Sunday | Closed |
Frequently Asked Questions — Oceanside, CA
Why does the mobilisation charge vary so much between diving contractors?
Mobilisation is a separate line from the daily crew and spread rate. It covers transporting equipment, setup, site-specific safety planning, and sometimes permits or access fees; in Oceanside and CA, travel distance and site restrictions can make this the biggest difference between bids. Always compare the total quoted cost, not just the day rate.
How are underwater inspection and repair projects priced?
Inspection work is often quoted per structure or per substructure unit (for example, per bridge pier), while marine construction is usually unit-priced, such as per linear foot of pile or per pile installed or repaired. Every commercial diving quote combines a crew and spread day rate with a separate mobilisation charge; ask for a written breakdown so you can see where your scope scales.
What scheduling and permit issues should we plan for in Oceanside, CA?
Your start date may be driven by tidal or current windows, environmental in-water work windows, and local permits for marine work or confined entry. Works near intakes, gates, or valves is planned around differential pressure and requires isolation and tagging, which adds lead time. The dive crew always includes a standby diver, and any hot work or confined-space entry adds its own permitting.
Can the inspection be done in-water, or do we need to haul the structure out?
Many inspections are performed in-water by divers, including bridge substructures, dam faces, and USCG UWILD hull exams, which avoids dry-docking costs. However, items requiring close surface contact, cleaning, or tank entry may be better done drained or with the component isolated; potable water tank work often follows AWWA M42 / AWWA C652 procedures, and materials touching the water need NSF/ANSI 61 compliance. A commercial diving contractor can lay out the trade-offs in time and cost for your specific structure.
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