Show ron ROAD BUILDING BUILDING CONCRETE CULVERT plan outlined to do away with con st ructIon of forms remedy for undermining to lle ilie tn uhle ano am afi instead bend of going expense of clinking ln g forms tn fill the con crete culverts fu cu herti lverts if the hie ditch 1 it temp temporary orar lly fly tilled filled with alth earth and 1 these may be made with ath no forms at all one gnp such culvert was jullio several tins has time and years ngo I 1 that hat frequent use lit und rid Is distill any cracks shows show shOW law this Ms type the itie bridge I 1 un it evicted vic ted of culvert or writes rites dalp it II van horn lit in Misso missouri url and kiussis farmer it if a piece of land Is to be dral drained ned this t inn any le be how culvert Is constructed built hullt alist fill the ditch h dus dug afterward if nn an old alil dutil Is to he bridged abe fill lie mode made for tit lie time little hoing ho ing nil and d later removed remold tile concrete conci ete li Is ruin cd in ili the right nad find laid nn nil tit alio rounding to the improper proper and will suitable re trenches Ti endios should be dug nt at elthier side to make 11 1 foulds to holl bold hio flip culvert rigid nil and to take till the weight eglit lg lit of lond foods flub p a aln ing over oer it inin concrete bridges full fall to stolid tire teat lest or nf high canter i if the hie foot 1111 iton ino Ili allow they IP tin undermine dermine Z remedy for undermining during a 9 flood and either crumble or nr tire made unsafe A simple conedy for this thia Is to provide n shallow wall all running across the he side of 0 the open litz and a put part of the he bridge tills this should extend to tile the bottom ottile side walls nails bild and should not he be over oer five fhe or six pl inches above the low vater lop level this chocks tiny tendency conrd undermining and prevents prep nth debris from ft wedging edging in the bridge |