24 x 20 x 4-1/2 in. Frame and Solid Cover Set
EJ
7770 Series 24 x 20 x 4-1/2 in. Frame and Solid Cover Set
Package Quantity Info:
Each: 1 Inner Pack: 1
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EJ
7770 Series
24 x 20 x 4-1/2 in. Frame and Solid Cover Set
00777023B01
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Product Details
Product Details
- Complete rectangular manhole assembly covers your underlying structure or chamber and protects passersby, includes a 4-1/2" high bottom-flange frame, and features a solid plain multi-purpose cover
- Drop handle lift option requires no special tools and offers simple, easy access to the underlying structure or chamber
- Uncoated gray iron casting with natural patina for maximum environmental friendliness and resistance to rust and corrosion
- Heavy duty load rating is proof tested to a minimum of 40,000 lbs
- Ductile iron cover and gray iron frame material construction promises strength and integrity, offering the greatest protection for passersby and your underlying structure
- EON Lock option provides patented cast-in dimples that accept whatever locking bolts and nuts you use in your existing maintenance system
Documents
Specifications
- AASHTO:
- AASHTO M105, AASHTO M306
- ASTM:
- ASTM A48 Class 35, ASTM A536 80-55-06
- Application:
- Sewer
- Coating:
- Uncoated
- Collection:
- 7770 Series
- Color Finish Category:
- Neutrals
- Height:
- 4-1/2 in
- Length:
- 29-1/4 in
- Material:
- Ductile Iron, Grey Iron
- Product Type:
- Manhole Assembly
- Waterworks Application:
- Sewer
- Width:
- 20 in