The V notch, sharp crested weir is one of the most precise discharge measuring devices, suitable for a wide range of open channel flows. The prefabricated weir box provides the necessary upstream channel dimensions required for fully contracted weir operation and maximum accuracy.
www.freeflowinc.com/vnotch.htm
WEIR BOX SPECIFICATION; SECTION 11222; OPEN CHANNEL FLOW WEIR BOX; PART 1 GENERAL; 1.1 SECTION INCLUDES; A. Weir boxes. 1.2 RELATED SECTIONS; 1.3 REFERENCES; A. ASTM D 638 – Standard Test Method for Tensile Properties of Plastics.
www.tracomfrp.com/download/weirbox/wbs.pdf www.tracomfrp.com/download/weirbox/wbs.pdf
Each weir box is custom sized to your specific flow rates to provide good flow resolution and to minimize the installation footprint. ... Your inquiry will be analyzed by an experienced application specialist who will promptly provide you with a weir box quotation.
www.tracomfrp.com/weirform.htm www.tracomfrp.com/weirform.htm
Discharges through types 1 and 2 weir box turnouts are determined by measuring the weir pool head, h1, on the weir gage provided just above the baffles and wave suppressor, measuring the head drop, Y, using the weir gages both upstream and downstream from the gate, and using the table of discharge on figure 7-12b.
www.usbr.gov/pmts/hydraulics_lab/pubs/wmm/chap07_13.htm... www.usbr.gov/pmts/hydraulics_lab/pubs/wmm/chap07_13.html
Real estate encyclopedia entry and definition for weir box. Includes a definition, links to related topics, and commentary from local real estate professionals. ... weir box - a box containing a measuring device, often placed in an irrigation ditch to measure water flow. See also weir.
www.homesurfer.com/encyclopedia/w/weir_box.html www.homesurfer.com/encyclopedia/w/weir_box.html
the reason given for the work; if that reason still pertains; and the use now being made of the box. ... Minister for Finance (Mr. Dukes): Works to restore pre-drainage salmon [204] trapping conditions at the “7th box”, Ballina Weir, were carried out about 15 years ago by the Commissioners of Public Works in...
www.oireachtas-debates.gov.ie/D/0348/D.0348.19840221004... www.oireachtas-debates.gov.ie/D/0348/D.0348.198402210040.html
This is Bob Weir and Ratdog page at The Music Box - an online music magazine featuring music news, tour info, concert & album reviews, and interviews. ... Mickey Hart's Mystery Box (Mickey Hart) ... Live (Bob Weir & Rob Wasserman)
www.musicbox-online.com/weir.html www.musicbox-online.com/weir.html
November 4, 1998; First Appeared in The Music Box, December 1998, Volume 5, #12 ... Bob Weir's Ratdog returned to Chicago's Riviera Theatre on November 4 and brought guitarist Mark Karan along for the ride. Karan, who burst onto the Grateful Dead scene as guitarist for The Other Ones, is still struggling to learn the...
www.musicbox-online.com/rat11-98.html www.musicbox-online.com/rat11-98.html
Modification and performance of the Coshocton wheel with the modified drop-box weir. ... find Journal of Soil and Water Conservation articles. Sediment, water-chemistry, and runoff data are often needed for water-quality studies on erosion plots and sm... ... Sediment, water-chemistry, ... Article date: November 1, 2002...
www.highbeam.com/doc/1G1-97218051.html?refid=ip_hf
The performance (sampler fraction) of the modified drop-box weir as the approach to the Coshocton wheel proportional water sampler was evaluated to meet these needs. Three splash-shield configurations on the sampling slot of the Coshocton wheel were investigated to control splashing of water and duplicate water sampling.
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