T-Walls & Blast Walls

Product Description

Product Description

SUPLIER FOR PRECAST T-WALL IN UAE

KKK Precast produces high quality precast T-walls, concrete T-wall units, concrete security walls, and concrete systems for blast wall barriers for projects that demand self-standing protection, fast installation and reliable onsite handling. These are the heaviest duty units available and are designed for use when standard (road) barriers will not give enough vertical protection and a taller, stronger protective wall line is required for the project.

Precast T-walls are an integral part of our product range along with precast bunkers, concrete barriers, precast shelters and precast manholes. They are not second-hand catalogue products. They are essential precast products for protection wall systems, controlled access zones, force-protection packages, infrastructure projects, and security projects throughout the UAE.

WHAT WE MANUFACTURE

Precast T-Wall Units: Self-supporting wall-and-base units for perimeter protection and site separation.

Blast Wall Barriers: Protective wall barrier units for security layouts, sensitive facilities and controlled-access areas.

Checkpoint Barriers: Concrete barrier units for vehicle separation, controlled entry points, inspection lanes and protected checking areas.

Custom Wall Segments: Precast wall segments created to project height, width, openings, reinforcement and lifting requirements.

TECHNICAL RANGE

T-WALL HEIGHTS, SIZES AND WEIGHTS

Generally, t-walls are specified on height first as this is used to determine the protection line, unit weight, transportation method and crane capacity requirements for installation. There are three popular configurations that are requested:

A conventional precast T-wall is based on a self-standing configuration. It is inverted T-shaped in base which supports the wall unit, allowing for less continuous foundation construction if approved by the project design.

The unit weight is determined by the height, the dimensions of the walls, the reinforcement, the concrete specification and the project requirements. Units that are shorter in length can begin at around 5800kg, taller or heavier construction units are significantly heavier. Before production, the final unit weight, lifting-anchor arrangement and base size should always be verified with approved project drawings.

C40/50 concrete should be considered as a typical specification and UHPC may be used if specified in the project specification, structural design or by specialist performance criteria.

For a comparison between a T-wall and an enclosed protective unit or a reusable precast panel system, the appropriate one should be selected based on the project layout, level of protection required, installation and engineering specification.

Precast walls and blast walls are not allowed to be used in any way.

The term “precast wall” can refer to several different systems on a UAE construction or infrastructure project. The requirement for a project often can be one of three types: a self-standing T-wall protective line, a continuous boundary wall, or an engineered blast wall system.

Based on project drawings and technical specifications, KKK Precast produces solutions for these various applications.

T-walls are typically used when the need for the project is to have a fast and self-supporting wall line. Perimeter walls are walls that are used for long term boundary and site separation needs. Engineered blast walls are constructed based on project design specifications for structural and security needs for increased protection.

COMMON UAE APPLICATIONS

Force Protection: Sensitive project areas / controlled areas with protective wall lines.

Temporary Compounds: Portable walls for camps, staging, secured worksites and temporary operations.

Watchpoints: Real space to conduct lane checks, vehicle movement and controlled entry points.

Ports and Logistics Zones: Circumferential security around working, storage and limited areas.

Infrastructure Projects: Protective wall system for projects with (1) limited foundation work and/or (2) phase construction or (3) site constraints.

T-WALLS VS JERSEY BARRIERS

The purpose of t-walls and jersey barriers varies from project to project.

Generally, jersey barriers can be used for road diversion, lane separation, work zone protection, temporary traffic management and vehicle guidance. They are designed for applications requiring horizontal road safety and vehicle separation, such as traffic-control applications.

T-walls are suitable where project needs include taller perimeter walls, a high vertical wall line, a need for a separation that requires controlled access, or a wall line that needs to be higher.

If you are looking for a road-safety and traffic-management solution, check out our concrete barrier page and Jersey barrier page. Enclosed protective structures are available – see precast bunkers and concrete shelters.

DELIVERY & PROJECT HANDLING

Careful planning, lifting and transporting considerations are needed for precast T wall packages. These units are heavy and the order of installation may impact site operations, therefore project handling coordination is done around:

• The design of transport orientation and lifting points.
• Availability of unloading access, cranes.
• The order of installation and wall-line arrangements.
• QA documentation, concrete cube test results and production records.
• Phased call-offs of active security, infrastructure and operational locations.

This effective planning helps coordinate manufacturing, transportation, crane operations and installation and minimizes unnecessary handling and delays at the site.

The following is a list of items that can be sent for quotation:

Please supply:

• Project drawing.
• Required T-wall height.
• Total wall length.
• Required quantity.
• Project location.
• Required delivery dates.
• Assumptions made when lifting and using cranes.
• Consultant specifications.
• Structural requirements.
• Security requirements or project requirements.

Please provide these data via our contact page – we then review the project requirements and give a suitable quote.

Final dimensions, reinforcement, concrete grade, unit weight, lifting arrangements, base geometry and performance requirements are yet to be specified and subject to approved drawings, engineering design, consultant requirements and project specifications.