Our manhole covers cover a wide array of colors , styles, and materials to meet you needs in your installation. As well as provided two load class ratings. Our round manhole covers are 24” Internal opening and 31” Exterior dimension and are 100% sealable to prevent oder / gas from leaking out. They are B Class, C Class, and D Class Rated systems. From PPE plastic (B Class) to heavy duty ductile cast iron covers (D Class).
- Load Classes
- Cast Iron vs Plastic
Q. Do you have larger sizes than 24 inch internal?
We are currently working on providing larger sizes, as of right now, all of our manholes are 24 inch internal openings. We do not carry any larger sizes.
Q. Are the bars in the middle removable?
Yes the bars in our B Class Manhole covers are removable. They are there for a secondary structure to ensure the B Class load for light vehicles.
Q. How do I instal these?
I urge you to see our manhole installation videos on all of the product pages, they are very informative, along with the installation instructions.
Q. Do you have any with openings in the top for water to be allowed to come in?
A. Yes that would be our cast iron storm water manhole cover.
Our load classes are derived from A to D on our Manhole Covers.
A Class - 3,300 lbs - for pedestrian use only
B Class - 27,500 lbs - Medium duty traffic and cars. Light trucks and speeds less that 30 mph.
C Class - 55,000 lbs - Heavy duty traffic, forklifts, buses and garages.
D Class - 88,000 lbs - Heavy duty hard tire forklifts, trucks, gas stations, industrial areas
Our plastic manhole covers are B Class rated, which are great for your everyday light car usage.
Our Cast Iron manhole covers are D Class rated for heavy truck loads , forklifts, and all extreme heavy duty loads.