7/28/2019 33_pdfsam_2.3- Mechanical, HVAC & Plumbing Specification Novotel

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Gulf House EngineeringJanuary 2010

07-C106 NOVOTEL AL DANA RESORT TOWERS PAGE 30 

SECTION 15010 MECHANICAL GENERAL PROVISIONS

Solid metal: Machine screws in tappedholes or with welded studs

Where weight applied to the building attachment points exceeds 45 kg, but is 135kg or less, conform to the following as a minimum:

At concrete slabs provide 60 cm x 60 cm x 13 cm steel fishplates on top withthrough bolts. Fishplate assemblies shall be chased in and grouted flush with thetop slabs screed line, where no fill is to be applied.At steel decking or sub-floor for all fastenings, provide through bolts andthreaded rods. The tops of bolts and rods shall be set at least one inch below thetop fill screed line and grouted in. Suitable washers shall be used under boltheads or nuts. In cases where the decking or sub-floor manufacturer producesspecialty hangers to work with his decking or sub-floor such hangers shall beprovided.

Where weight applied to building attachment points exceeds 135 kg, coordinatewith and obtain the approval of Supervision Employer’s Representative andconform to the following as a minimum:

Provide suitable auxiliary channel or angle iron bridging between buildingstructural steel elements to establish fastening points. Bridging members shallsuitably welded or clamped to building steel. Provide threaded rods or bolts toattach to bridging members.

For items which are shown as being ceiling mounted at locations where fasteningto the building construction element above is not possible, provide suitableauxiliary channel or angle iron bridging tying to the building structural elements.

Wall mounted equipment may be directly secured to wall by means of steel bolts.Groups or arrays of equipment may be mounted on adequately sized steelangles, channels, or bars.

3.10 IDENTIFICATION

Identify equipment with permanently attached black phenolic nameplates with 13mm high white engraved lettering. Identification shall include equipment name orload served as appropriate. Nameplates shall be attached with cadmium platedscrews; peel and stick tape or glue on type nameplates are unacceptable.

Services runs shall be properly identified as per the requirements of this contract.

See individual section for additional identification requirements.

3.11 PROHIBITED LABELS & INDENTIFICATIONS

In all public areas, tenant areas, and similar locations within the project, theinclusion or installation of any equipment or assembly which bears on anysurface any name, trademark, or other insignia which is intended to identify themanufacturer, the vendor, or other source(s) from which such object has beenobtained, is prohibited. (Where applicable)