1

Excavation of the Earth Soil without secondary shifting for small ditch and pit; (by machine)

2

Excavation of the Earth Soil with secondary shifting for wide ditch and big pit; (by machine)

3

Manual excavation. (objects underground)

4

Borrowed Soil transportation within 20 km distance

5

Borrowed Soil transportation more than 20 km distance

6

Gravel and stones to supply (including gravel source, transportation to B9 oilfield)

7

Sand to supply (including sand source , transportation to B9 oilfield)

8

Earth/Gravel and sand backfilling and compaction (95%) (including watering, rolling)

9

Portland Cement: Type I  General purpose

10

Portland Cement: Type II  Moderate sulfate resistance

11

Portland Cement: Type III  High early strength

12

Portland Cement: Type IV  Low heat of hydration (slow reacting)

13

Asphalt Road

13.1

Tack coat (for asphalt road)

13.2

Asphalt pavement (6cm) (including asphalt concrete and compacting)

14

Concrete road (concrete 10cm)

15

Walkway road with road tile

16

Provide and install the HDPE impermeable membrane（1.0mmTHK）

17

Provide and lay the Sand layer of Flood Protection Dam. (see EXABIT-2)

18

Provide and lay the Gravel layer of Flood Protection Dam.(see EXABIT-2)

19

Provide and construct the Brick wall（H=1.0m,W=370mm）

20

Provide and construct the Brick wall（H=2.0m,W=370mm）

21

Provide and construct the Brick wall（H=2.5m,W=370mm）

22

Provide and construct the Brick wall with surface motar（H=1.0m,W=370mm）

23

Provide and construct the Brick wall with surface motar（H=2.0m,W=370mm）

24

Provide and construct the Brick wall with surface motar（H=2.5m,W=370mm）

25

Provide and construct the Brick wall with tiles on surface（H=2.0m,W=370mm）

26

Provide and construct the Brick wall with tiles on surface（H=2.5m,W=370mm）

27

C15 lean concrete work, include concrete supply, formwork and pouring,curing

28

C25 lean concrete work, include concrete supply, formwork and pouring,curing

29

C30 lean concrete work, include concrete supply, formwork and pouring,curing

30

A36 steel (for reinforced concrete work）

31

C25 reinforced concrete work, include concrete supply, rebar, formwork and pouring,curing

32

C30 reinforced concrete work, include concrete supply, rebar, formwork and pouring,curing

33

C40 reinforced concrete work, include concrete supply, rebar, formwork and pouring,curing

34

Provide and construct the C30 concrete T-Wall. see EXABIT-5

35

Wire link fence with barbed wire on top (H=2.5m), details see EXABIT-6

36

Link Fence Drive gate(w=6.3m), details see EXABIT-6