decking and rainfall coefficient

design of bridge deck drainage - Federal Highway Administration

21 May 1993 . A.3 Bridge Deck Drainage Vertical Curve Drainage Design Method . The bridge deck and pavement runoff coefficient is usually assumed to be.


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.

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.

Technical Leaflet, Slip Resistance

Such a decking with Accoya, if used appropriately, should . Smooth surfaces have a higher coefficient of . ing the deck in such a way, that (rain) water is.

BPG 12 - Alberta Transportation

drainage point of sufficient capacity (such as a deck drain or the end of the barrier). An .. C = runoff coefficient (0.9 to be used for bridge decks) i = rainfall.

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

4 Nov 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.

Technical Data Guide - Zuri Decking - Royal Building Products

Zuri has a surface 30% harder than conventional non-wood decking products and a coating thickness (3) . The QUV accelerated weathering tester reproduces the damage caused by sunlight, rain and dew. .. Coefficient of Thermal Expansion.

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.

3. Rainfall-runoff analysis

3.6 Determination of runoff coefficients . Rainfall intensity is defined as the ratio of the total amount of rain (rainfall depth) falling during a given period to the.

bridge deck drainage -

adequately sized and spaced to remove runoff from the bridge deck before it ... C = A dimensionless runoff coefficient that represents characteristics.

appendix f - ODOT FTP

C = Runoff coefficient to reflect the ratio of rainfall to surface runoff . subareas with different runoff coefficients, a composite coefficient for the total drainage area.

Composite Decking Vs. Wood, PVC, Capped | ChoiceDek

See how ChoiceDek composite decking stacks up against wood decking, PVC . There's just no comparison when it comes to decking. . *Coefficient of Friction. . Semi-porous, can scratch but will naturally weather out, Porous surface will.

Deck & Porch - Tru Grain

Deck & Porch . Bio-based; UV resistant; Weather resistant; Water resistant; Chlorine and saltwater resistant . Expansion and contraction coefficient of .3%

BamDeck? vs. Trex? Decking - Cali Bamboo Greenshoots Blog

3 Apr 2015 . Learn about composite decking basics and watch how BamDeck? stacks up to the . if you live in a location that experiences frequent rain or snowfall. .. A coefficient of thermal expansion would be great to know, if available!

System solutions for Flat roofs, parking decks . - ACO Haustechnik

Flat roofs, parking decks, balconies, facades and terraces. Drainage ... capacity per pipe of 10.7 l/s. Reference rainfall x flow coefficient x effective roof area.

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