Square Straight Steel
Anchor Based Pole
Product Code: SSSA
One-piece hot-rolled welded steel construction with a minimum yield strength of 55 KSI. Available from 10' to 30' in 4" and 5" square shaft profiles. Pre-drilled four sides for versatile side-mount luminaire configurations on streetscapes, commercial exteriors, and civic installations.
Detail Views
Key Features
One-Piece Square Steel Shaft
Fabricated from hot-rolled welded steel tubing in a square profile with a minimum yield strength of 55 KSI. Available in 11-gauge (0.120\u{2033}) or 7-gauge (0.180\u{2033}) wall thickness.
Multiple Height Options
Standard lengths of 10, 15, 20, 25, and 30 feet. Custom cut-to-order lengths available. Side-drilled and tenon top configurations on request.
Pre-Drilled Four Sides
Factory pre-drilled on four sides with UV-stabilized polycarbonate plugs and removable pole cap. Supports 2@180\u{00B0} or 4@90\u{00B0} side-mount luminaire configurations.
Powder-Coat over Galvanization
Dual-layer corrosion protection: hot-dip galvanization base plus exterior powder coat. Standard colors: Black, Dark Bronze, Silver Gray, White. Premium: Pine Green, Corten Brown.
ASTM F1554 Anchor Bolts
Grade 55 galvanized anchor bolts with L-bend. Supplied with 4 hex nuts and 4 flat washers. 4\u{2033} poles use \u{00BE}\u{2033} bolts; 5\u{2033} poles use 1\u{2033} bolts.
5-Year Structural Warranty
Every SSSA pole is backed by a five-year structural warranty. The finish and paint are covered by a separate three-year warranty for lasting performance assurance.
Technical Specifications
Structural Data
| Specification | 4″ Pole | 5″ Pole |
|---|---|---|
| Shaft Profile | Square (4.3″ × 4.3″) | Square (5.1″ × 5.1″) |
| Wall Thickness | 0.120″ (11 ga) | 0.120″ (11 ga) / 0.180″ (7 ga) |
| Shaft Yield Strength | 55 KSI Minimum | |
| Construction | Hot-rolled welded steel, one-piece | |
| Available Heights | 10′, 15′, 20′, 25′ | 30′ only |
| Pre-Drilling | 4 sides with UV polycarbonate plugs | |
| Bolt Circle | 8″ – 11″ | 10″ – 12″ |
| Base Plate Size | 10.5″ | 11″ |
| Base Plate Thickness | 0.75″ | 1.0″ |
| Anchor Bolt Standard | ASTM F1554 Grade 55, galvanized | |
| Anchor Bolt Size | ¾″ dia. | 1″ dia. |
| Hand Hole Dimension | 3″ × 5″ at 18″ AFF | |
| Finish | Powder-coat over galvanization | |
| Standard Colors | Black, Dark Bronze, Silver Gray, White | |
| Premium Colors | Pine Green, Corten Brown | |
| Structural Warranty | 5 Years | |
| Finish Warranty | 3 Years | |
Wind Load Ratings — ASCE 7-05 (EPA ft²)
| Catalog No. | Weight | 90 MPH | 100 MPH | 110 MPH |
|---|---|---|---|---|
| SSSA-10-411 | 95 lbs | 25.2 | 20.0 | 18.6 |
| SSSA-15-411 | 130 lbs | 15.5 | 11.9 | 10.9 |
| SSSA-20-411 | 160 lbs | 9.1 | 6.5 | 5.8 |
| SSSA-25-411 | 195 lbs | 4.7 | 2.8 | 2.2 |
| SSSA-30-507 | 407 lbs | 11.7 | 8.0 | 7.0 |
| SSSA-30-511 | 285 lbs | 3.4 | 1.1 | NR |
EPA values per AASHTO 2013 / ASCE 7-05 for side-mounted fixtures only. Full Florida (FBC 2023 / ASCE 7-10) wind ratings and 120–140 MPH columns are included in the downloadable spec sheet. Consult factory for pole top–mounted luminaire or bracket loading criteria.
Applications
Streetscapes
Parking Facilities
Commercial Exteriors
Industrial Sites
Public Spaces
Architectural Projects
Downloads
Download the complete SSSA specification sheet for full engineering data, ordering matrices, wind load tables, anchorage details, and installation guidelines.
Need help specifying this product
for your project?
Our team is ready to support you — from initial specification to final installation. Contact us for custom configurations, project quotes, photometric data, or additional technical documentation.