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  • Users: Oson
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  1. Oson

    Lowering Water Turbidity

    Hello All: I'm a Civil Engineering from a 3rd World Country, with a lot of things to do and very few resources for doing them. I operate a Municipal drinking water Plant for 80 thousand people, our only treatment plant has a capacity for 100 l/sec, (1600 gpm) when the water turbidity is low 15...
  2. Oson

    Stabilizing dirt roads with Enzymes?

    Dirt roads are a common thing in developing countries. Hardening dirt road surface and stopping dust, is a very atractive offer, from companies that sell Enzymes at a very expensive price. Can anyone here please enlighten me as if all those promises are true?. Any advice based on past...
  3. Oson

    Can Wells be used for Draining Roads?.

    In a recent visit I made to a Settlement projects in the Island of Abaco, The Bahamas, I was surprised to see that all the Streets and Roads drain to wells. Approximately every 1,000 meters of roads they drill a 14" Diameter Well close to the center line of the road or Street, Culverts are...
  4. Oson

    GPS or Total Station?

    Hello: I am not a profesional land surveyor but I have been reading a lot about DGPS giving such a great accuracy in the 3 sets of coordinates (x,y,z), I wonder what do we need a total station for?. Would it be enough to get my 3 readings out of the point that I am interested in, and process...
  5. Oson

    Reinforcing on Concrete Blocks Walls?

    Can anyone tell me, if there is really any structural advantage in placing 1 #4, vertical reinforcing steel rod in the center of every hole in a concrete block wall (6 or 8 inches), rather than making rigid frames in the wall, columns and beams. Placing steel in the neutral axis of the wall will...

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