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General
1. Immediately notify the Engineer of any discrepancies.
2. It is the intent of these drawings and specifications to establish a standard of quality. The Engineer
reserves the right to take exceptions to approve methods and materials not reflected herein.
3. Work shall be performed in a workmanlike manner to the satisfaction of the Owner, Architect & the
Engineer.
4. Labor, materials, and equipment shall conform to the latest applicable editions of local, State of Colorado,
and National Codes and ordinances. If conflict between those publications exists, the most stringent
requirement shall apply.
5. Provide record drawings to architect. Drawings shall include all addendum items, change orders,
alterations, re-routings, etc.
6. The drawings show the intent of the mechanical systems but do not show all details required. It is the
responsibility of the Contractors to install complete & operable systems, which conform to the
manufacturers' installations instructions & industry standards.
7. Systems shall be tested for proper operation. If tests show work is defective, Contractor shall make
corrections necessary at no cost to Owner.
8. Coordinate architectural, structural, electrical, landscaping, fire protection, and interior design drawings
with mechanical drawings prior to installation.
9. Offset piping, ductwork, etc. as necessary to accommodate structure, beams, columns, and existing
equipment.
Remodel, Demolition & Unforeseen Conditions
10. Visit site prior to bid and verify the conditions. Include in the bid, costs required to make work meet
existing conditions, whether indicated or not.
11. Provide mechanical demolition required. Refer to architectural demolition drawings for location and
extent of demolition required. Visit site prior to bid to determine extent of work involved. Provide labor
and materials as required to maintain and/or restore continuity of service to existing systems.
12. In as much as design for remodel, renovation and/or rehabilitation requires that certain assumptions be
made regarding existing conditions and because some of these assumptions cannot be verified without
destroying otherwise adequate or serviceable portions of the building, the Engineer cannot assure the
Owner or the Contractor that the professional consulting services herein encompass all contingencies.
Field coordination during construction is imperative. Contractors bidding this work must make reasonable
allowances for unseen conditions and should include associated allowances in their bids noted as such.
13. New hot and cold water branches to be routed from nearest hot water and cold water of line size equal to or
greater than new branch - typical.
Insulation
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Piping
15. Domestic Hot, Cold & Recirculation piping inside building - Buried lines type 'K' copper water tube,
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fittings and no lead solder. Provide alternate pricing for PEX tubing (no oxygen diffusion barrier
necessary). Unless otherwise noted, piping on plans has been sized for copper, and if ASTM PEX piping
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16. Waste & Vent lines shall be Schedule 40 ABS-DWV plastic pipe and fittings (ASTM D2661) or Schedule
40 PVC-DWV plastic pipe and fittings (ASTM D2665). All pipe and fittings shall bear NFS-DWV mark
and shall be joined with solvent weld joints as recommended by the manufacturer.
Ductwork
17. Duct sizes shown on drawings are outside (sheet metal) duct dimensions.
18. All ductwork shall be sealed airtight with duct mastic. Duct tape is prohibited.
19. Seal all ductwork joints and vapor barrier penetrations at all exterior walls.
20. All ductwork or surfaces which are visible behind grilles shall be painted flat black.
1/8/15
01/19/15