Linfra Telecommunication Service Provider - Environment

	- wimax
	- microwave

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lattice towers and monopoles

The structures should be designed manufactured and installed in accordance with the following general specifications:

- Antenna fastenings for fixing   standard parabolic antennas and   GSM antennas to antenna tower   according to a maximum antenna   load.
- Rest platform along climbing ladder   at regular intervals.
- Horizontal feeder support with cover   protecting against falling objects.
- The required cable support system. -   Earthing/grounding system.
- Lightning Arrestor.
- O.B. Light + Alarm Panel

general

3 standard antenna support structures are mainly used in the deployment of the BTS network entities. The three standard antenna support structures are defined as:

- Four-leg lattice tower (self supporting)
- Heavy duty monopole
- Modular type rooftop mast or rooftop mounted pole (self supporting)

Linfra work package includes all work and material (e.g. antenna mast, associated steel parts) needed to prepare, construct manufacture/ fabricate, transport, erect and align a new antenna support structure for mounting GSM and microwave ( M/W) antennas to meet the defined requirements.

scope of delivery

Towers and monopoles must be supplied with the following accessories and services as standard delivery.

- Design of antenna tower based on customer   or international specifications, including   documentation.
- Design of standard foundation for standard   soil conditions, normal soil with min bearing   capacity of 200 kN/m², no rock, no surface   groundwater, including foundation drawing.
- Climbing ladder from structure bottom to   top platform, safety cage for towers will be   included.
- Lightening protection rod or finial providing   a minimum of “45 degree cone of   protection” to be fixed at structure top.
- Foundation bolts for installation in concrete   foundations including setting templates.