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Interesting!
sir prepare video of estimating box culvert and slab culvert
th-cam.com/video/8xK9be_INj0/w-d-xo.htmlI've already uploaded on the channel just check link of slab culvert estimation
But if it's both option there for 90° ...then which option to choose ... N90°E or S90°E ???
![How to convert bearings from WCB to QB | Numerical Solution | [HINDI]](http://i.ytimg.com/vi/_eKZScSeYrU/mqdefault.jpg)
![How to convert bearings from WCB to QB | Numerical Solution | [HINDI]](/img/tr.png)
Interesting!
sir prepare video of estimating box culvert and slab culvert
th-cam.com/video/8xK9be_INj0/w-d-xo.html
I've already uploaded on the channel just check link of slab culvert estimation
But if it's both option there for 90° ...then which option to choose ... N90°E or S90°E ???