Z874-21 Trench Drain System

Zurn Z874-21 Channels shall be 80 [2032] long, 26-1/4 [667] wide reveal and have a 21 [533] wide throat. Modular channel sections shall be made of 0% water absorbent High Density Polyethylene (HDPE). Shall have a positive mechanical connection between channel sections that will not separate during the installation and shall mechanically lock into the concrete surround every 10 [254]. Channels shall weigh less than 11.4 lbs. [5.2 kg] per linear foot, have smooth 6-1/2 [165] radiused self cleaning bottom with a Manning’s coefficient of .009 and 1.04% or neutral 0% built-in slope. Channels are available with inverts ranging from 11.25 [286] to 36.21 [920]. Channel shall have all grates locked down. Channels come with clips attached to the frame to accommodate vertical re-bar for positioning and anchoring purposes. Shall be provided with the standard DGC grate, Zurn 25-1/2 [648] wide Ductile Iron Slotted Grate, and lock down to the frame with 4 individual bolt anchors per grate. Ductile Iron conforms to ASTM specification A536-84, Grade 80-55-06. Ductile Iron grate is rated class C per the DIN EN1433 top load classifications. Supplied in 20 [508] nominal lengths with 1-1/32 [26] wide slots, and 1- 3/4 [44] bearing depth. Grate has an open area of 133 sq. in. per ft. [281530 sq. mm per meter]. The 1/4 [6] thick Carbon Steel Frame Assembly conforms to ASTM specification A36 with 10 - 4 [102] long concrete anchors per 80 [2032]. The frame is supplied with a powder coated finish. All welds must be performed by a certified welder per ASTM standard AWS D1.1. Frames shall be produced in the USA.

Features:

• Saves labor up to 75%
• Rebar clips provided with system for elevation set
• 4-corner grate lock down for dynamic loading situations
• Mechanical interlocking connections