Laserfiche WebLink
<br /> <br />IV. Surface Drainage. Subgrades subject to poor <br />~~ drainage, underground seepage, or high water <br />table shall be adequately drained for roadbed <br />stabilization. Drains shall be installed to <br />prevent high ground water level from coming within <br />4 feet of roadway pavement. Perforated pipe shall <br />carry away collected water. <br />5-502 BB. Bridges <br />Bridges shall conform to CDOT requirements and <br />specifications. Plans shall be prepared by a qualified <br />structural engineer and shall be submitted to the <br />County Engineer for review and approval. Clear deck <br />width must accommodate the full width of the traveled <br />lanes and shoulders of approach roads. Pedestrian <br />walkways and railings shall be required as warranted. <br />Flared approach railings shall be provided on the side <br />opposing traffic flow. The waterway area shall <br />accommodate a 10o-year frequency storm. Where flood <br />studies from the U.S. Army Corps of Engineers are <br />available, bridges shall be designed to accommodate the <br />"Standard Project Flood." A minimum of 1 foot of <br />freeboard shall be required. Additional freeboard <br />shall be required when debris-laden flows are <br />anticipated. <br />5-502 CC. Traffic Control Devices <br />A11 signs, striping, markers, delineators, signals, and <br />other traffic control devices shall conform to the <br />requirements of the Manual on Uniform Traffic Control <br />Devices published by the U.S. DOT Federal Highway <br />Administration. In new developments, all required <br />street sign names, speed limit signs, stop signs and <br />other traffic control devices shall be installed and <br />paid for by the developer. Non-standard signs or other <br />traffic control devices shall be subject to rigid State <br />control, and approval by the County Engineer must be <br />obtained for their use based on data to support the <br />requests. <br />5-502 DD. Driveways <br />In addition to meeting the following standards, <br />development of a driveway requires issuance of a <br />Development Permit from the Building Department and, if <br />accessed directly from a County-maintained road, a <br />Driveway Permit from the County Road and Bridge <br />Department. All driveways serving one or two <br />single-family residences shall have: <br /><,~ Page 5-5-27 <br />