Concrete Expansion Joint Filler Board Road Construction

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Concrete Expansion Joint Filler Board Road Construction Specification

Material
Bitumen impregnated fibreboard

Thickness
12 mm, 18 mm, 25 mm (customizable)

Structure
Solid, homogenous fibreboard

Color
Brown

About Concrete Expansion Joint Filler Board Road Construction

Sure! Here's a clear and practical breakdown of the Expansion Joint Filler Board used in road construction:

Expansion Joint Filler Board for Road Construction

What Is It?

An Expansion Joint Filler Board is a compressible, pre-formed board installed between concrete slabs in roads and pavements to:

Absorb expansion and contraction of concrete
Prevent cracking, buckling, or blowouts
Maintain joint shape and function over time

Standard Specifications

Specification	Typical Values
Material	Bitumen Impregnated Fiber Board (BIFB), or alternative: HDPE, XLPE, EVA Foam
Thickness	12mm / 18mm / 25mm
Width (Height)	Matches the depth of the slab (100mm300mm)
Length	1 meter / 2 meter boards
Density	300500 kg/m (for BIFB)
Compression Recovery	85%
Water Absorption	Low (especially in bituminous type)
Conformance	IRC:58, MoRTH Sec 602, ASTM D1751

Common Material Types

Bitumen Impregnated Fiber Board (BIFB) Most common
- Strong, water-resistant, weatherproof
- Good rebound capacity after compression
Cross-linked Polyethylene (XLPE) / EVA Foam
- Lightweight, flexible, rot-proof
- Excellent for tropical and coastal conditions
HD100 / HD200 Resin Board
- High-strength resin-based boards for heavy-duty traffic areas

Installation Guidelines

Position the filler board vertically between concrete slab gaps before casting.
Ensure its flush with slab depth, leaving 10mm gap on top for joint sealant.
Fix it in place using nails, adhesives, or mechanical fasteners if needed.
After curing, fill the top gap with polysulphide or bitumen sealant.

Advantages

Accommodates thermal expansion and shrinkage
Prevents structural damage and water ingress
Chemically and weather resistant
Long-lasting and maintenance-free
Complies with road authority standards

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Superior Joint Filler for Road Construction

Designed specifically for concrete pavement and structures, this expansion joint filler board seamlessly absorbs and releases movement caused by temperature changes or traffic stress. Its high compression recovery guarantees extended pavement life and less maintenance downtime.

Eco-Friendly & Customizable Options

Manufactured with renewable materials and bitumen impregnation, our filler boards are environmentally responsible. Choose from standard sizes or request custom dimensions to perfectly match your project requirements, all while adhering to IS: 1838 (Part 1) 1983 standards.

FAQ's of Concrete Expansion Joint Filler Board Road Construction:

Q: How is the Concrete Expansion Joint Filler Board installed in road construction?

A: The board is positioned between concrete slabs or structures during the pouring process. Its straight edges and solid structure enable easy cutting and fitting to the required dimensions, ensuring precise installation and effective joint movement accommodation.

Q: What benefits does using this bitumen impregnated fibreboard offer for concrete pavements?

A: This joint filler board absorbs expansion and contraction stress, protects concrete edges from cracking, and minimizes water ingress. Its excellent recovery and eco-friendly composition provide durability and sustainability on high-traffic roads.

Q: When is it recommended to use an expansion joint filler in construction projects?

A: Expansion joint fillers are essential wherever concrete pavement or structures are subject to temperature fluctuations or movement, such as highways, bridges, and industrial floors. Use them during the initial construction phase or when replacing joints in maintenance works.

Q: Where can I source these expansion joint filler boards in India?

A: These boards are available nationwide from dealers, manufacturers, suppliers, fabricators, and wholesalers specializing in road construction materials, ensuring easy access across urban and rural regions.

Q: What is the process for customizing the size and thickness of the board?

A: The boards can be custom-fabricated based on project specifications for length, width, or thickness. Contact your supplier or manufacturer with required dimensions, and they will produce and deliver the boards tailored to your needs.

Q: How does the board perform under extreme temperature conditions?

A: Engineered to function between -25C to 70C, the board maintains structural integrity, low water absorption, and high recovery, making it suitable for both hot summers and cold winters.

Q: Is the expansion joint filler board eco-friendly?

A: Yes, it's produced from renewable fibreboard materials and impregnated with bitumen, ensuring it is environmentally sustainable without compromising on performance.