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Date: 2009-02-23 18:07:24Bridges Drainage Culvert Tunnels Sedimentology Water management Water Ditch Sediment Earth Construction | PROPERLY SIZE AND INSTALL CULVERTS If your culverts have a drop or are above the stream channel, they could be barriers to fish passage. Consider redesigning problem culverts or replace them completely with a bridge strAdd to Reading ListSource URL: srrc.orgDownload Document from Source WebsiteFile Size: 814,10 KBShare Document on Facebook |