decking and rainfall coefficient

  • APPENDIX F – RATIONAL METHOD - ODOT ftp

    C = Runoff coefficient to reflect the ratio of rainfall to surface runoff ... Runoff Coefficient "C" - This variable represents the ratio of runoff to rainfall. It is the.

  • SECTION 17 - Deck Drains

    C = Coefficient of Runoff = 1.0 for bridge decks; i = Average rainfall intensity, in inches per hour, for a given frequency and for the duration equal to the time of...

  • Slip Resistance and Coefficient of Friction of Composite Deck Boards

    22 Jan 2007 ... slip resistance and coefficient of friction;; slip resistance of plastics;; ASTM procedure and static coefficient of friction...

  • Decking - Resysta

    It is resistant to weather, pests and fungal decay as well as splinter-, swell- and crack free. ... Very low maintenance; Low expansion and contractions coefficient.

  • TREX® DECKING AND RAILING

    TREX ACCENTS® DECKING WITH TRANSCEND ...... Typical Seven Trust® Values for Coefficient of Thermal Expansion/Contraction ... Flash-Ignition Temperature.

  • Composite and plastic decking: product in review | Architecture And ...

    11 Apr 2014 ... The use of composite and plastic decking products as an alternative to ... as much as 1mm with every four degree Celsius fluctuation in temperature. ... Thermal Expansion Coefficient: It is important to understand how much...

  • Build a Deck for Life - Construction Executive

    11 Dec 2013 ... Board spacing also lets rain run off the deck and allows air to circulate ... the textured surface of many composites has a higher coefficient of...

  • Structural Plastics and Composites - Mass.Gov

    Specify decking materials with a static coefficient of friction greater than 0.60. Some products are ... Rain water should runoff naturally without standing water.

  • Nyloboard Decking | Vandermeer Forest Products

    Unlike any other decking material available, NyloDeck is called the 'non- composite ... to termites, mold, accelerated weathering, coefficient of friction and more.

  • Synthetic Decking - Professional Deck Builder Magazine

    1 Nov 2007 ... In addition, a growing number make all-plastic decking — and for ... and lowers the coefficient of expansion, meaning a composite board shrinks and expands less with changes in temperature than an all-plastic one does.

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