DDC uses open Requests for Proposals (RFP) for most of our design and construction management contracts. RFPs are open to all interested firms.Request for Proposals – Construction Management Services. 1.2 Purpose and Project Overview: DASNY seeks proposals from Construction Management (CM) firms to provide the following services: 1. Requests for proposals are posted in the New York State Contract Reporter and the New York City Record. Proposals Due: October 11, 2024. All solicitations will be released using New York City's digital Procurement and Sourcing Solutions Portal (PASSPort). Construction Management Services for Lower Concourse Improvements Two Sub Projects in the Bronx.