Grand Channel Truss

SIZES

Widths: 20’, 24’, 30’, 36’, 40’ & 42’ (free standing or gutter connected)
Lengths: any length in 12’ increments
Heights: 9’ THROUGH 16’ eave or GUTTER hts. (clearance under truss is 12” less than GUTTER ht.)

STRUCTURAL COMPONENTS

Posts:
2” x 3-1/4”, 12 ga. galv. C-posts
3-1/2” x 3-1/2”, 12 ga. galv. C-posts
3” x 3”, 11 ga. galv. sq. posts
4” x 4”, 11 ga galv. Sq posts
Post size determined by width, height & number of houses that are gutter connected
Gutters: on gutter connected houses
14 ga galvalume or 1/8” aluminum, 16” wide x 4” deep, oversized splices bolted connection

SIDE & END PURLINS
1½” HIGH X 16 GA GALVANIZED HATBOX CHANNEL

WIND BRACING
Side wall: ¼” GALVANIZED CABLE WITH 3/8” EYEBOLTS SPACED AS REQUIRED
Roof: ¼” cable bracing, as required, in the roof area of same bay as side wall bracing

CONCRETE FOUNDATION
3’ DEEP X 12” DIAMETER, MINIMUM

ROOF STRUCTURE

Hot dipped galvanized, welded trusses
BOLTED EVERY 12’ to POSTS.
2” sq. DIAGONAL BRACEs at end bays from truss bottom chord to endwalls

Roof purlins
14 ga, 2 3/8” high x 2” wide hatbox channels
Bottom chord PURLINS
2 runs of pipe or hatbox channel to tie all the bottom chords of the trusses together

Coverings

Roof covering
Corrugated or twin wall polycarbonate attached to hatbox roof purlins

Side and end coverings
Corrugated or twin wall polycarbonate, shadecloth, poly or curtain material

OTHER COMPONENTS

  • SLIDING DOORS – 16 GA GALVANIZED 1 ½” SQ TUBING WELDED DOOR FRAMES MADE AS REQUIRED. CORRUGATED POLYCARBONATE COVERED WITH ALUM TRIM
  • WALK-IN DOORS – 3’ OR 4’ ALUMINUM FRAMED, ALUMINUM CLAD WOOD CORE DOORS WITH LOCKING HARDWARE. DOUBLE DOORS AVAILABLE
  • FASTENERS – ALL BOLTS, NUTS AND WASHERS ARE HOT DIPPED GALVANIZED OR STAINLESS STEEL. ALL TEK SCREWS ARE COATED, GALVANIZED HIGH STRENGTH STEEL

HANGING CAPACITY

30’ moderate, 35’ light

AVAILABLE EXTRAS

FANS, COOLING SYSTEMS, HAF FANS, HEATING SYSTEMS, IRRIGATION SYSTEMS, MANUAL OR MOTORIZED
SIDEWALL CURTAINS SYSTEMS, OVERHEAD SHADE SYSTEMS, BENCHES AND SIDEWALKS

ENGINEERING

EACH GREENHOUSE STRUCTURE IS ENGINEERED TO MEET OR EXCEEDS WIND LOAD REQUIREMENTS