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Why call it portable handling manhole cover
It’s because you can directly insert fingers into the holes on both sides to lift the manhole cover;It’s really convenient even doesn’t need a hook ,But still you can hook up the cover. And we have screws to lock it up.It’s smc material can make sure of It’s noiseless,anti-theft,corrosion resistant,no metal fatigue and anti-static.even more,This one got a total weight of only 42KG in loading rate of D400
More Details:
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Brand: YouRuo Place of origin: HangZhou city, ZhengJiang Province, CN Material: SMC Colour: Generally black; optional Certificate: IS09001: 2015 Service life: 50 years Lock style: screw Working temperature: -40℃ to 100℃ Customized/OEM: Accepted FOB port : NingBo Port Packing: Standard export wooden pallets Supply ability: 200,000sets per year Application: Construction, Public |
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Defects in steel fiber reinforced concrete manhole covers
Being made up of steel fiber and concrete, which makes heavy weight and inconvenient maintenance
Being easy to crack under severe conditions and losing its bearing capacity
Rural roads are more easily blocked by soil, and it is extremely difficult to open after blocking, which will bring great difficulties to the follow-up maintenance.
http://www.smcmonholecover.com/