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  1. Surveys
  2. 2016
  3. August
  4. P
  5. Preliminary cost estimate vs Tender price
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Hello: You are invited to participate in our survey In this survey, approximately 300 people will be asked to complete a survey that asks questions about Evaluating variability between preliminary cost estimate and tender price. It will take approximately Approximate Ten minutes to complete the questionnaire. Your participation in this study is completely voluntary. There are no foreseeable risks associated with this project. However, if you feel uncomfortable answering any questions, you can withdraw from the survey at any point. It is very important for us to learn your opinions. Your survey responses will be strictly confidential and data from this research will be reported only in the aggregate. Your information will be coded and will remain confidential. If you have questions at any time about the survey or the procedures, you may contact Justine Msele and Neema Shabani at +255714020946/+255787636707 or by email at the email address [email protected]. Thank you very much for your time and support. Please start with the survey now by clicking on the Continue button below.
 
 
 
* Education level
   
 
 
 
* Experience (years)
   
 
 
 
* Country
   
 
 
 
* Institution/firms
   
 
 
 
* Gender
   
 
 
 
* Age
   
 
 
 






Choose a type of project(s) you were involved recently among the following the following project types.

 
Building construction project
 
Civil Engineering project
 
Building maintenance project
 
Building conservation works
 
Other
 

 
 
 
Based on the project type selected in Q.8: above was there any significant deviation between your estimate and tender prices submitted by the contractors?
 
Yes
 
No
 
 
If the answer in Q.9 is YES, what was the percentage deviation of your estimate from the lowest and highest tender price submitted?
from the lowest tender price from the highest tender price
Equal to your estimate
Less than 5 percent
5 – 10 percent
11 – 20 percent
21 – 30 percent
31 – 40 percent
41 – 50 percent
Over 50 percent