Tuesday, March 26, 2013

design of synthetic grass croquet venues


design of synthetic grass croquet venues:

Croquet venue specifications, according to the the croquet competition rules promulgated by the National Sports Commission building. The site is rectangular, 20-25 meters long and 15-20 meters wide. The site of the ground should be slightly sandy flat land or lawn, land. Can be chosen according to the specific circumstances of the building address the different specifications.

Croquet venues, from reducing the cost point of view, consider laying building materials, can be used in the natural ground blind ditch drains the way is not buried drainage combined drainage to determine venue slope and soil structure. Practice has proved that the effect of using this method is ideal.

1, runoff drainage patterns in the center column to the four corners of the venue partition ground built a 0.5-1% gradient flow of drainage ditches, District surface water discharge through the drainage holes. The drainage slope Ming trench is slightly larger, and the ease of cleaning.

2, taking into account the underground water seepage, venue construction, natural soil should partition processed into a larger slope and compacted, and then laying layers of material, each layer material Puwan must flatten and then proceed to the next step. Overlay with fine sand, the surface layer of compacted after cleaning to remove grit.

3, the isolation of the sidewall. 1-2 meters away outside the limit line should take care of the rest of the elderly, and easy to the blocking impact lay the ball and maintain competition order, Shuichi isolation sidewall. Construction, the infield drainage ditches and wall connected at intervals of 1-2 m spacing to stay in a 6-cm drainage holes to facilitate the discharge of the venue hydrocephalus.

4 door stadium lighting.

In order to meet the needs of the elderly croquet activities, open-air stadium and the wind and rain Stadium lighting equipment can be installed. Lighting arrangement of four categories:

A Four-arranged. Four lamp posts, synthetic grass can meet the requirements of the activities set the four corners of the venue, but the floor is uneven illumination.

B, multi-column layout.

C, light belt arrangement. Continuous arrangement of lamps on both sides of the venue, it will give the venue illumination uniformity.

D column with mixed layout. This form combines the advantages of the column with two forms, is the ideal arrangement of, but the cost is higher.

No matter what form should avoid causing glare, impact the game with the normal activities of the spectators and athletes. At the same time, pay attention to the game and break lights.

Number of required construction materials reference:

Synthetic grass venue 25 * 20 meters, four weeks to stay outside the race line 3 meters venues, for example:

128.8 m3 stone, fine Akashi 64.4 m3 32.2 m3 sandy loess, coarse sand, 19.3 m3 19.3 m3, sandy soil, about 10,000 bricks.

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