Summary of main tasks of the bid package
8.1. Leveling the ground:
- Leveled land area is 0.236 hectares. leveling elevation +10.18m).
- Fill the hill with gravel and soil to level the ground, required density K=0.90.
8.2. Road system:
8.2.1. Road boundary:
- Railway line 1: Length 140.12m, width of road bed = 14m, Bm = 8.0m, sidewalk width 3.0m.
- Line 2: Length 129.15m, Bn=11m, Bm=7.0m, sidewalk 2m wide.
- KT road: Length 114.17m, Bn=6m, Bm=3.0m, sidewalk 3.0m wide.
8.2.2. Specifications:
- Calculated speed: V = 20Km/h.
- Cross-road slope: i = 2%.
8.2.3. Texture:
a) DS1, DS2 routes:
Fill the hill with K95 compacted gravel soil, cover the slope with m=1.50.
Completed road surface asphalt mat
b) Economic route:
- Road base: Cover with K95 compacted hill gravel soil, slope covered with m=1.50.
+ Road surface is made of M250 cement concrete, Dmax40 crushed stone, 20cm thick.
8.2.4. Paving: Cement concrete structure M250, crushed stone Dmax20, average 5cm, cut 1 joint, connect joints with tar-impregnated oil paper.
- Sidewalk: Terrazzo sidewalk tiles.
c) Planting hole: Planting hole uses buy D80cm pipe, 1m deep, filled with organic soil, planted pink trumpet tree.
8.3. Rainwater drainage system:
- Drainage system for the road is by BTLT sewer pipes D600-6, H10 and the sewer system across the road is by BTLT D600-6, H30.
- Rainwater collection pit made of M250 concrete, Dmax20 stone and installed valve to prevent odor.
- Area A drainage ditch, size 100cmx100cm, 15cm thick. Installing ditch panels using M200 reinforced concrete and Dmax20 stone.
8.4. Domestic water supply system:
- Water supply pipeline: Length of HDPE pipe with diameter D63 L=218m and 21m of DN200mm steel pipe across the road.
8.5. Parks + trees:
- Construction of the park includes 198.37 m2 of green land, 223.33 m2 of traffic land and walking paths.
8.6. Power supply and lighting system:
- Install lighting system along the planned road, High voltage LED bulb capacity 220V - 120W, 3 LED Reduce power by 2-5 levels