requirements contracts for engineering design and related services ...

under the ensuing construction contract at various stages of this design program. The Estimate of Quantities and costs
shall be used as the basis for the detailed Consultant's Estimate for the project.
The Consultant shall prepare and submit an updated estimate of quantities and costs at the following stages of the project:
a) For Preliminary Design projects:
At the completion of Preliminary Design.
b) For Total Design Projects:
2. Phase 1: at the completion of Preliminary Design;
3. Phase 2: at Mass Mailing No. 1 (approximately 40% design completion);
4. Phase 3: at Mass Mailing No. 2 (approximately 75% design completion);
5. Phase 4: At 100% design completion for use in bid documents.
c) For Final Design Projects:
1. Phase 1: at Mass Mailing No. 1 (approximately 40% design completion);
2. Phase 2: at Mass Mailing No. 2 (approximately 75% design completion);
3. Phase 3: At 100% design completion for use in bid documents.
The Consultant shall revise and resubmit the estimate of quantities and costs in accordance with comments from DDC.
Where special materials and amenities are proposed the Consultant shall prepare a cost comparison of the standard
materials versus the special materials and amenities proposed.
2. The Consultant shall prepare the detailed Consultant's Estimate in accordance with currently applicable
Departmental standards and procedures.
3. The Consultant's Estimate of Quantities and Cost shall be prepared and documented on computation sheets which
shall indicate:
a) The estimator and checker’s name (printed);
b) The estimator and checker’s signature or initials;
c) Date that the estimate is prepared;
d) The Project ID. and street name;
e) Item number and description;
f) The specific station(s) and/or location or limits of the item;
g) Individual item summary sheets;
h) The measurements (including units) and/or counts, and computations;
i) List of all assumptions;
j) Completely identify all/any reference source material in accordance with standard bibliographical format;
k) Show all unit price adjustment factors.
4. Quantity take-off by CAD shall require preapproval from the Commissioner for methodology, programming and
documentation.
5. Pay items and quantities for all Contract work shall specifically reflect the scope of work as defined in the contract
documents.
6. Pay items and quantities for maintenance and protection of traffic work shall accurately reflect operations, staging,
sequencing, working hours, weekend work, and conditions stipulated on the contract plans and in the specifications.
7. The Consultant shall provide a breakdown of the quantities and costs for the various items of work that are to be
charged to each City agency's budget code(s) and to each private utility. Where participation by the State, Federal
government and/or private parties is anticipated, a breakdown of costs chargeable to each is to be provided.
NYC Department of Design and Construction
Infrastructure, October 2012
GR-40