Our Solutions

As long as we are a Contracting company we conduct our services to telecommunication providers in the kingdom in high standards such as the following Services: , Transmission Network Planning and Design. , Installation and commissioning of Radio Frequency System (Microwave) , Network Telecommunication Maintenance and Operation. read more

Some Of Completed Projects

MOBILY LAST MILE PROJECT #RFP35/2009/NERA (Over 600 MW Links) ,Dial-up Installation to BATCO.Co ,Installation and maintenance contra ,ATM Installation Micro Waves Installation and maintenance (SLA) with NEC.Co (Mobily Network) MOBILY LAST MILE PROJECT #075/2011/NEC (Over 300 MW Links. read more

Our Role ,Ambitions

Our mission is to focus on offering the best services in the Saudi telecommunication market that is transparent and mutually beneficial, build profitable long-term relationships with Dorr-Aimas clients and monitors and expand the client base consistently. We assist and stand by our clients to identify their requirements and quick apply to blend of our proficiency. read more

DORR-ALMAS .Est

Is a saudi arab contracting establishment founded in february 2005 and registered in saudi arabia kingdome as a public contracting company providing integrated solutions for both the commercial and government sectors. Starting with NERA telecom company operating under mobily network , dorr-almas expand maintenance services. read more

Site Survey and Site Selection (TSSR)

DORR-ALMAS  .Est

As this is part of the Radio Network Planning and design service. Technical Site Surveys result

(TSSR) and Selection are considered for individual and multiple elements of the network.

The sites need to be chosen on their viability and capability to support the function for elements and the customer requirements.
Each site is individually analyzed and, if suitable, is also checked for construction needs and additional functions that may be required


Required elements

Owner permission Site Easy Access
Conformation from the Site Acquisition Team
Multi-operator existed around the sites in use
Site RF constraints understanding


Other Operations Site visits and reports Site analysis
Checking Site environment and viability

Feedback to and from Planning Team


LINE OF SIGHT (LOS)

LOS survey and transmission links are evaluated for full capacity use in accordance with the networks and services requirement.
Line-of-site work consists of obtaining an unbroken optical link from point A to point B.

REQUIRED INFORMATIONS AND TASKS
Information on existing sites or Multi-operator sites
Information on any restriction and future planning permission or construction in progress.
Regular and irregular Site visits
Using necessary tools like balloons and so to acquire approved LOS for network
LOS Report

 

 

Site Civil Survey and Design

Making a complete Survey and designs for the identified site and detailed site civil design.


Required information and operations
Report for site.
Acceptance or leases in place.
Radio requirements as by vendor.
Transmission requirements as by vendor.
Expansion requirements as by vendor.


Operations
Civil survey of the site.
Design review of the site.
Stealth design options.
Design Specification.
Civil works design for the site.


Civil Works and Construction Management
This service covers the civil construction of BTS sites, whether rooftop or green field.


Required information and operations
Customer order.
Site Design/plans.
Relevant build authority permit(s) UAcquisition of materials.
Construction mountings or shelter.
Provision of cable tray/ways.
Antenna Pointing structures - including towers DPower provision of environmental requirements DProvision of alarm systems as specified.
Provision of earth system.
Provision of lighting protection.
Creation of documentation handover package including relevant certification.