Langdon & Seah ADDENDUM NO.1
Item Description Qty Unit Rate MOP 材料 人工 基本成本 相差額
BILL NO.3
PODIUM STRUCTURE
Special Preamble:
1 1 Notwithstanding any provision in the Preamble clause, an extra over formwork to sides and soffits of beams shall be measured in M2 for formwork to soffits of beam/girder/raised cap exceeding 1.50m deep (below soffit of slab) in stages of 1.5m (only formwork to associated sides will not be included in the measured Quantities)
2 Measurement for both formwork and rebars to reinforced concete and composite structural steel and reinforced concrete elemetns will be grouped together and will "NOT" be measured separately. Rebar and formwork unit rates are deemed to include for extra cost involved in fixing the rebars inisde the composite structure and install formwork for composite concrete structure
IN-SITU CONCRETE WORK
Approved lightweight concrete
Filling to make up level; including all necessary formwork
A genrally (PROVISIONAL) 6,445 M3
REINFORCED IN-SITU CONCRETE WORK
Conceter grade B20
WALLS
B 150mm thick 204 M3
C 200mm thick 1,137 M3
D 250mm thick 2,766 M3
E 300mm thick 23 M3
F 550mm thick 91 M3
Parapet walls
G 200mm thick 34 M3
Planter walls
H 150mm thick 32 M3
Curbs
I generally 4 M3
Filling including all necessary formwork
J generally 48 M3
To Bill No.3 Summary 0.00 0.00 0.00
ADDENDUM NO.1
PE/NSC1012-4 B3/1 Description Qty Unit Rate MOP 材料 人工 基本成本 相差額
Langdon & Seah REINFORCED IN-SITU CONCRETE WORK(Cont'd)
Item Conceter grade B20 (Cont'd)
plinths and machine bases
A generally 527 M3