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1. Concrete / Core Drilling

   • Needed for footings, posts, and anchoring handrails.

   • Subcontractor: Masonry or concrete crew.

   • Typical extra cost: $500 – $2,000+ (depending on site conditions).

2. Painting / Powder Coating Touch-Ups

   • After fabrication, many shops outsource painting or finishing.

   • Subcontractor: Painter or specialty finishing shop.

   • Typical extra cost: $300 – $1,000.

3. Installation Crew

   • Some iron shops only build the rails and hire outside labor to install.

   • Subcontractor: General labor crew, sometimes unskilled.

   • Typical extra cost: $400 – $1,500.

4. Welding / On-Site Adjustments

   • If something doesn’t fit during installation, outside welders are often called.

   • Subcontractor: Mobile welder.

   • Typical extra cost: $150 – $250/hour.

5. Permits & Compliance

   • Some companies don’t handle paperwork, requiring outside consultants or contractors.

   • Subcontractor: Permit service or contractor.

   • Typical extra cost: $200 – $800.

6. Cleanup / Disposal

   • Hauling away concrete debris, old railings, or site trash.

   • Subcontractor: Hauling or demo service.

   • Typical extra cost: $200 – $600.