13 TELEPHONE INSTALLATIONS .................................................................... 2
13.1 GENERAL ...................................................................................................... 2
13.1.1 Scope 2
13.1.2 Reference Standards 2
13.2 PRODUCTS ................................................................................................... 2
13.2.1 General 2
13.2.2 Telephone Outlets 2
13.3 INSTALLATION ............................................................................................. 3
13.3.1 Incoming Line/Site Services 3
13.3.2 Conduits and Trunking 3
13.3.3 Telephone Outlets 3
13.3.4 Special Requirements 3
13.4 RECORD DRAWINGS .................................................................................. 4
13 TELEPHONE INSTALLATIONS
13.1 GENERAL
13.1.1 Scope
1 This Part specifies the general requirements for telephone installations carried out as part of a contract for other works. It shall be read in conjunction with the other Parts of the Specifications and the Project Drawings.
2 Related Parts and Sections are as follows:
This Section
Part 1 General Provisions for Electrical Installations
Part 6 Cables and Small Wiring
Part 7 Conduits and Conduit Boxes
Part 8 Trunking
Part 9 Cable Trays
Part 10 Wiring Accessories and General Power
Part 14 Structured Cabling Systems
Part 23 Testing
13.1.2 Reference Standards
1 The following standards and documents of other organisations are referred to in this Part, and shall be complied with.
BS 13631 .................... 3A plugs, socket outlets, adapters and connection units
Telecom Provider ....... Regulations
13.2 PRODUCTS
13.2.1 General
1 Telephone cabling and equipment supply and installation shall be carried out by an approved Ooredoo contractor specialising in telephone installations.
2 All telephone related installations carried out by the Contractor shall conform to the Ooredoo standard specifications and regulations together with this specification and the Project Drawings.
3 3 The Contractor shall supply and install cable ways, empty conduits with draw wires and/or trunking, telephone points and outlets, PVC ducts, telephone junction boxes, and manholes as required and shown on the Project Drawings unless otherwise Specified.
13.2.2 Telephone Outlets
1 The Contractor shall supply and install telephone points and the associated mains power outlets which shall conform to BS1363.
2 The telephone outlets shall be jack type and from the same manufacturer, and finish as for the lighting and general power outlets, unless specified otherwise.
3 Telephone outlets shall be of the type approved by Ooredoo.
13.3 INSTALLATION
13.3.1 Incoming Line/Site Services
1 The Contractor shall supply and install the incoming line underground through Ooredoo approved PVC-u pipe ducts with draw wires, together with the manholes/draw pits as indicated on the drawings.
2 The works shall be carried out in co-operation with Ooredoo Engineers.
3 Standard Ooredoo type manhole and manhole covers shall be utilised, appropriate to the manhole location.
4 External ducts shall be installed in a 775mm deep trench, on 75mm of dune sand, covered with 75mm of dune sand, and completed with selected filling materials.
5 Trenches for Q-Tel ducts through rockfill shall be lined with geotextile filter fabric material as specified in Section 6 Clause 14.9.4.
6 Contractor shall arrange with Ooredoo for inspection of the installation during execution stage and on completion, all costs are deemed to be included in his price.
13.3.2 Conduits and Trunking
1 The Contractor shall if required by the Project Specification or on the Project Drawings, allow for the supply and installation of an empty conduit system complete with draw wires and/or a trunking system between the outlet points and the telephone equipment area.
2 Conduit installations shall be concealed within the building fabric and/or concealed in suspended ceiling voids.
3 Conduit and trunking installations shall conform to the requirements of the Specifications and Ooredoo requirements.
4 Unless otherwise specified, the minimum size of the conduit installed shall be 25mm diameter and telephone underground duct 50mm diameter as subscriber duct.
5 The Contractor shall be responsible for liaison with the specialist telephone installer and/or Ooredoo engineers to ensure that:
(a) the proposed conduits and trunking are adequate to accommodate cables
(b) the specialist installer is provided with the programme requirements and that his work is carried out in accordance with the Contractor’s main programme.
13.3.3 Telephone Outlets
1 Outlets shall be installed at locations indicated on the drawings and at the same heights as the general power socket outlets, unless otherwise specified in the Project Documentation.
13.3.4 Special Requirements
1 The Contractor shall consult the Ooredoo not less than one month before it is proposed to commence work to ascertain whether any underground installations will be affected by the proposed works, in which event the Contractor shall make all necessary arrangements with Ooredoo to safeguard the installation.
2 The Contractor shall give at least one week’s notice in writing to Ooredoo of the dates upon which it is intended to operate plant or equipment or carry out work for which permission has been given in writing by Ooredoo; such operations of work shall only be carried out in the presence of Ooredoo unless notice shall be obtained in writing from Ooredoo that they do not require to be present.
3 Ooredoo may require work to be executed on their installations during the period of the Contract; the Contractor shall afford all facilities to Ooredoo’s contractors or workmen until their diversion work is complete. The Contractor shall co-ordinate the work of Ooredoo and his own activities and when necessary shall amend his programme of work to suit all requirements of Ooredoo in connection with their diversion work and keep the Engineer informed in writing of all arrangements made.
13.4 RECORD DRAWINGS
1 The Contractor shall keep accurate record drawings of the arrangement, positions and details of all works constructed by him. These drawings will be of forms and to scales approved by the Engineer and his designated representative.
2 As soon as each drawing has been completed, two prints shall be submitted to the Engineer and his designated representative for approval.
3 If the Drawings or documents are not approved, one copy shall be returned to the Contractor with marked indications of the alterations required. Upon final approval one copy of the drawing or document shall be stamped "Approved" by the Engineer or his designated representative and returned to the Contractor forthwith.
4 After such approval is given, the Contractor shall supply to the Engineer two prints of the finalised drawings, and the digital files in CAD format on CD, for the use of the Engineer.
5 All record drawings shall be completed within 30 days of the commencement of the Maintenance Period.
6 Record drawings will show accurately the exact locations of all road crossings, ducts, joint boxes, etc., fully dimensioned and triangulated.
END OF PART