Catwalks and Towers

BROCK Catwalks and Towers

BROCK Tower BROCK Catwalk BROCK Catwalks and Towers
Playing a Supporting Role

Brock's Catwalk and Tower Systems can be configured in the number of ways to meet specific needs.

Catwalks
  • Standard Walkway Trusses: Galvanized grip strut with toe board.
  • Optional: 3- to 4-lb. (1.4- to 1.8-kg) grating.
  • Standard finish: Hot-dip galvanized.
  • Optional: Primed and painted gray (other colors are extra-cost option).
Bucket Elevator Towers and Stairs
  • Standard sizes: 8 to 20 ft. (2.4 to 6.1 m) square in 5-, 10-, 15- or 20-ft. (1.5-, 3-, 4.6- or 6.1-m) sections with larger custom sizes available.
  • Heavy-duty wrap-around or switchback stairs available.
  • Square tube columns.
  • X-bracing is standard.
  • Optional inverted V-brace design is available for increased access to tower.
  • Standard finish: Hot-dip galvanized.
  • Optional: Primed and painted gray.
Small Support Towers
  • Computer-engineered for various heights, wind speeds, and seismic zones (call Brock for specific details).
  • Finishes: Painted or galvanized finishes are available.
  • Available in 2-leg or 4-leg configurations from 16-in. (406-mm) square through 6-ft. (1.8-m) square with bolted or welded construction in 5-, 10-, 15- and 20-ft. (1.5-, 3-, 4.6- or 6.1-m) sections.
  • Also available is a tower that tapers from 4 legs to 2 legs to rest on bin foundations.
  • Other custom designs available for any application.
Bottom Box Truss
  • Standard widths: 27 to 48 inches (69 to 122 cm).
  • Maximum span: 55 ft. (16 m).
  • Maximum loaded conveyor weight: 115 lb/ft2 (561 kg/m2).
  • Standard lengths: 20 ft. (6 m) in 5-ft (1.5 m) intervals.
  • 4-bolt connection at truss plates.
  • Welded construction with bolt-on handrails.
Handrail Truss
  • Standard widths: 30 to 96 inches (76 to 244 cm).
  • Maximum span: 115 ft. (35 m).
  • Maximum loaded conveyor weight: 500 lbs/ft2 (2441 kg/m2).
  • 8-bolt connection at truss splices.
  • Bolt-together construction.
  • Welded construction available.
Walk-Thru Truss
  • Standard widths: 72 to 96 inches (183 to 244 cm).
  • Standard inside height: 84 in. (213 cm).
  • Maximum span: 200 ft. (61 m).
  • Maximum loaded conveyor weight varies with the span required.
  • Bolt-together construction standard.
  • Welded construction available.
Bucket Elevator Towers and Stairs

Brock’s adjustable tower connection plate can be used on any tower, from 8 to 14 ft. (2.4 to 4.3 m) wide; this allows for easier erection of tower.

Small Support Towers
  • Standard sizes: 16-in (41-cm) square, 16 x 24 inches (41 x 61 cm), 16 x 32 inches (41 x 81 cm), 24 x 48 inches (61 x 122 cm), and 48 x 48 inches (122 x 122 cm).
  • Standard sizes: 4 x 4 feet (1.2 x 1.2 m), 4 x 8 feet (1.2 x 2.4 m), and 4 x 10 feet (1.2 x 3 m).
  • Other sizes are custom engineered.

Lemar Catwalks and Towers

Leg Towers and Stairways
  • Standard sizes from 8' to 20' square in 5', 10', 15', or 20' sections with larger custom sizes available.
  • Heavy duty wraparound or switchback stairways
  • X-Brace is standard design
  • Optional access bracing is available for increased access into tower
  • Standard Finish - Hot Dip Galvanized
  • Optional - Painted Dark Gray Industrial Enamel

LeMar's freestanding catwalk support towers can be computer engineered to any height, wind speed or seismic zone.

Standard sizes:

  • 4' x 8'
  • 4' x 10'
  • 4' x 12'

Access bracing is available to accommodate conveyors throughout the tower.