box drain การใช้

• They were rarely used, as they were more expensive and less effective than box drains.
• The simplest form of covered drain was the box drain that had a broad flat bottom.
• He added that the mall was unique as it would actually be sitting on a box drain culvert covered with earth.
• The first drain is approximately square and measures 450mm x 450mm and the second is a box drain that measures 800mm x 500mm.
• The cam shaft of the battery broke and the box drain for water from the river was insufficient in 1935 closing it down for repairs.
• This part of the north frontage road, from east of N1910 Road to exit 32, retains the original 1928-1929 paving, as well as a 1926 box drain.
• Between exit 32 and Elk City, the original road ( resurfaced ) is now the westbound lanes of I-40 Bus ., where another 1926 box drain still stands.
• On Thursday 24 January 1861 a tender was called for a culvert to enclose Wheat Creek under the road and box drains for water entry and exit to the design of new City Surveyor, Christopher Porter.
• The five finger drains or box drains at Smith's Cove on Oak Island, which have traditionally been assumed to feed seawater into the alleged flood tunnel, have in recent times been argued to be the remains of an early salt works, and accordingly there is no connection between the five finger drains and any flooding of the Pit.