Design

Trunk utility networks design

Design of off-site water, sewerage, heating and gas networks: routing, calculations, nodes and approvals.

Trunk utility networks design is the foundational stage of engineering site preparation, ensuring reliable connection of capital construction projects to centralized municipal and industrial resource supplies. Trunk utility networks connect a site to its resource sources, and their design almost always comes down to approvals: the route crosses third-party land, roads and existing utilities. We run the design together with surveys of existing networks, so conflicts surface on paper rather than in the trench. Across Tashkent, the Tashkent Region, and the entire Republic of Uzbekistan, the licensed engineering center GEO PRO executes comprehensive trunk utility networks design, guaranteeing seamless integration and positive conclusions from state regulatory authorities.

In densely built urban environments and rapidly expanding industrial clusters, the spatial coordination of new pipelines with existing underground infrastructure is critical. Errors in hydraulic calculations or poor route selection lead to inflated construction costs, accidental damage to live utility lines, and severe delays in project commissioning. Professional trunk utility networks design Tashkent balances resource loads, prevents spatial clashes, and can reduce estimated installation expenditures by 15% to 25%.

When Professional Trunk Utility Networks Design is Required

In compliance with urban planning regulations, technical operation standards, and national ShNK / KMK building codes of the Republic of Uzbekistan, certified trunk utility networks design is mandatory for the following engineering tasks:

  • Comprehensive engineering preparation of land plots for new residential blocks, commercial hubs, and technology parks;
  • Connecting major industrial facilities and manufacturing plants to off-site water, sewage, gas, and district heating mains;
  • Relocating and rerouting existing underground municipal utility lines outside the footprint of new construction zones;
  • Upgrading and expanding the transmission capacity of aging and deteriorated trunk pipeline infrastructure;
  • Developing extensive off-site linear utility corridors for Free Economic Zones (FEZ) and industrial clusters;
  • Designing closed, trenchless crossings (HDD, microtunneling) beneath active railways, highways, and water bodies.

What We Do: Full-Cycle Utility Engineering Services

The multidisciplinary design department at GEO PRO manages the end-to-end development of all project documentation stages:

  • routing networks around existing utilities and development;
  • hydraulic and thermal calculations, sizing pipes and equipment;
  • design of chambers, manholes, nodes and obstacle crossings;
  • agreeing the route with operating utilities and preparing documentation;
  • instrumental geodetic surveying and underground utility detection (GPR scanning);
  • engineering anti-corrosion protection (electrochemical and soil) for buried steel pipelines;
  • drafting working blueprints for associated facilities (pumping stations, heating substations, distribution nodes).

Types of Infrastructure: Outdoor Utility Networks Design Uzbekistan

Our certified engineers develop comprehensive solutions in the field of outdoor utility networks design Uzbekistan covering all resource supply systems:

  • Trunk Water Supply Networks (V1, V2, V3): Potable, fire-fighting, and technical water mains utilizing high-density polyethylene (HDPE PE100), steel, and ductile iron pipes, complete with pressure regulators and air release valves;
  • Trunk Wastewater Networks (K1, K2, K3): Gravity and pressurized collectors for domestic, storm, and industrial sewage, including inspection chambers, drop manholes, and local treatment facilities (LTF);
  • District Heating Networks (TS): Two-pipe and four-pipe heating systems using pre-insulated polyurethane foam (PUF) pipes with remote operational monitoring systems, expansion joints, and fixed supports;
  • Gas Distribution Networks: High, medium, and low-pressure gas mains, gas regulation stations (GRP), and commercial gas metering units;
  • Cable Duct Banks and Power Grids: Protective underground duct systems for high-voltage power cables and fiber-optic communication lines.

Routing Methodology and Authority Approvals

High-quality trunk utility networks design relies on precise 1:500 scale topographic base maps that plot all active underground networks. GEO PRO engineers generate a Consolidated Utility Plan (CUP) to eliminate vertical and horizontal clashes. We take full responsibility for liaising with all municipal and utility operators (Suvsoz, Toshissiqquvvati, Khududgaz, Power Grids, Telecom) to promptly secure Technical Conditions (TC) and finalize route approvals.

Deliverables: Certified Design and Estimate Documentation (PSD)

Network design documentation: route plans and profiles, nodes and chambers, calculations and estimates; approvals with asset holders and an expert review conclusion.

Clients receive a complete package of working and design documentation ready for construction:

  • Consolidated utility plans and situational layout drawings in AutoCAD DWG/DXF and PDF formats;
  • Longitudinal alignment profiles indicating invert elevations, pipe diameters, and crossing utilities;
  • Detailed working drawings for reinforced concrete chambers, manholes, thrust blocks, and sectionalizing valves;
  • Hydraulic calculation sheets, thermal load balances, and comprehensive bills of materials (BOM);
  • Consolidated construction cost estimates, local budgets, and equipment procurement schedules;
  • Official approval certificates from all utility asset holders and a positive conclusion from the State Expertise Board.

Pricing and How to Order Utility Network Design

Design fees are calculated transparently based on the total route length, the number of utility types, pipe diameters, urban congestion levels, and geotechnical conditions. GEO PRO specialists will rapidly analyze the technical specifications for your site in Tashkent or any other region of Uzbekistan.

If your project demands expert trunk utility networks design, or if you need to reliably order an outdoor utility networks design package with guaranteed multi-agency approvals, contact GEO PRO today. We will provide a detailed proposal tailored to your specific infrastructure needs.

Need this service? Leave a request — we’ll estimate the cost for your site. Request an estimate or call: +998 97 744-55-11.

Why choose us

Licenses and permits

We work officially: a laboratory and permits for engineering surveys.

Modern equipment

Modern total stations, GNSS receivers and drilling rigs.

Experienced engineers

Surveyors, geologists and ecologists with specialized education and on-site experience.

Official report

A technical report accepted by expert review bodies and design organizations.

How we work

01

Request and brief

We clarify the task, site and objectives, and agree on the brief and cost.

02

Field work

We go on-site: measurements, survey, drilling and sampling to standards.

03

Processing

Office data processing, calculations and analysis in specialized software.

04

Report

We prepare and deliver an official technical report with results and recommendations.

Our work: design

Projects completed by GEO PRO in this field — total 7.

Relocation of a 220 kV OHL from the «Daryo Bo'yi City» business centre construction zone

Relocation of a 220 kV OHL from the «Daryo Bo’yi City» business centre construction zone

Client: ООО «MIMAR GROUP»
Reconstruction of double-circuit 110 kV OHLs, Kibray district (stage 1)

Reconstruction of double-circuit 110 kV OHLs, Kibray district (stage 1)

Client: ООО «YO`L LOYIHA BYUROSI»
Reconstruction of double-circuit 110 kV OHLs, Kibray district (stage 2)

Reconstruction of double-circuit 110 kV OHLs, Kibray district (stage 2)

Client: ООО «YO`L LOYIHA BYUROSI»
Design (DED): 35/10 kV substation (2×6.3 MVA) and 35 kV OHL, «Navbahor small industrial zone»

Design (DED): 35/10 kV substation (2×6.3 MVA) and 35 kV OHL, «Navbahor small industrial zone»

Client: Навоий Худудий Электр Тармоклар
Design (DED): 110 kV OHL and 110/35/10 kV substation (2×25,000 kVA), «Khazarasp» (Khorezm)

Design (DED): 110 kV OHL and 110/35/10 kV substation (2×25,000 kVA), «Khazarasp» (Khorezm)

Client: Хоразм Худудий Электр Тармоклар
Relocation of a single-circuit 110 kV OHL from a construction zone (Khavast district)

Relocation of a single-circuit 110 kV OHL from a construction zone (Khavast district)

Client: Сырдарьё Худудий Электр Тармоклар
Relocation of a double-circuit 110 kV OHL «L-Korasuv-1,2» from a construction zone

Relocation of a double-circuit 110 kV OHL «L-Korasuv-1,2» from a construction zone

Client: Региональные Электрические сети

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