QUESTION 1
As an estimator in a construction firm, you have been instructed to include only the costs relating to labour, material and plant in your calculations for the unit rates for a bill of quantities. You should assume that the required labour is readily available and that wage rates are stable.
Discuss and use examples to explain the specific factors that you will need to consider when pricing the following items in the bill of quantities:
a. foundation excavation;
b. disposal of excavated material.
QUESTION 2
With reference to the estimating data contained in Appendix A, build up rates and establish the cost of the following items contained in a bill of quantities:
|
Item
|
Description
|
Quantity
|
Unit
|
Rate
(£)
|
Item
cost (£)
|
|
A
|
Excavation commencing 150mm below original ground level, foundation excavation maximum depth not exceeding 2.00m
|
40
|
,
E
|
|
|
|
|
|
|
|
|
|
|
B
|
In situ concrete 1:2:4 mix horizontal work, less than 300mm thick in structures, foundation, poured against face of earth
|
10
|
M3
|
|
|
|
|
|
|
|
|
|
|
C
|
Common brickwork, walls, half brick thick in stretcher bond, skins of hollow walls in cement mortar (1:4)
|
30
|
m2
|
|
|
Allocation of marks
• Item A
• Item B
• Item C
• Cost of bill of quantities items
• Clear presentation and inclusion of all supporting calculations.
QUESTION 3
You are a director in a construction firm and are assessing the mark-up to he added to the estimated costs which have been established. this assesment will then be considered by the other director prior ro finalisation and submission or the tender.
You have obtained information relating to a similar project completed in the past, together with some relevant information relating to the current tender as detailed in Appendix R. where information is not provided, you should make and clearly slate , your assumptions.
In a briefing paper to be rerained on file For future use bx the firm pro. provide your recommendation with regard to the mark-up to be added ro the tender, including explanatory infomation to support this recommendation.
