Paris Habitat

The assignment consists in providing the following services:

Establishing and monitoring works contracts

• Analysing the project’s requirements
• Feasibility study and preliminary design study for the renovation or conversion of the technical facilities: on-site inspection and surveys, analysis of existing documents (as-built records, consumption records, etc.), analysis of thermal needs and comparison with installed capacity, recommended improvements including a total-cost study of the solutions
• Determining the estimated cost of the work
• Drawing up tendering documents (special technical specifications, breakdown of the all-inclusive price, graphical appendices)
• Examining the tenders and drafting the review report
• Administrative procedures prior to the work (notice of planned works/notice of commencement of works, notifications, etc.)
• Monitoring and overseeing execution and compliance of the work
• Arranging and hosting periodic site meetings and drafting the minutes thereof
• Monitoring the administrative follow-up of the works (joint inspection, subcontracting approvals, etc.)

Renovating the Belleville site:

• Renovating the boiler house (3 x 850 kW boilers) and substations, including installing a primary DHW storage system combined with a depletion link to the heating + installing a separating exchanger for a substation powering a 20-floor tower block
• Approving the functional analysis of centralized control with a view to optimizing performance
• Cost of the work: €500,000 excl. VAT
• Length of the work: 5 months

Renovation of the Trolley de Prévaux site:

• Renovation of the boiler house (2 x 285 kW boilers with 3 tapping points) and the substations, including installing a primary DHW storage system
• Replacing individual central heating systems in landing ducts with sets with balancing valves
• Installing physical water treatment for the DHW
• Cost of the work: €285,000 excl. VAT
• Length of the work: 4 months

Renovating the Ribière site:

• Renovating the 950 kW boiler house on the flat roof (19th storey) feeding a substation on the lower ground floor
• Insulating the DHW columns
• Cost of the work: €200,000 excl. VAT
• Length of the work: 10 weeks