Bitumen Rubber Chip and Spray Seals in South Africa

Bitumen Rubber Chip and Spray Seals in South Africa

Bitumen rubber chip and spray seals have been used successfully in South Africa since 1982 and mostly on road rehabilitation projects. The main advantage of bitumen rubber seals extra over a standard binder is its superior waterproofing as well as its ability to prevent reflective cracks breaking through the newly placed chip seals or asphalt overlays and its longevity.

Bitumen rubber chip and spray seals in South Africa

This paper was transferred from the original CD ROM created for this conference. The material on the CD ROM was published using Adobe Acrobat technology. The original ...

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Bitumen rubber chip and spray seals in South Africa - CORE

Abstract. Paper presented at the 26th Annual Southern African Transport Conference 9 - 12 July 2007 "The challenges of implementing policy?", CSIR International Convention Centre, Pretoria, South Africa.

Author: P. Hoffmann and C.J. Potgieter


Bitumen rubber chip and spray seals have been used successfully in South Africa since 1982 and mostly in road rehabilitation projects. The main advantage of bitumen rubber (B-R) seals extra over a standard binder is its superior waterproofing as well as its ability to prevent reflective cracks breaking through the newly placed chip seals or asphalt overlays and its longevity.

Author: C J Potgieter

LIESEN Bitumen | Bituminous Products & Road Maintenance

German expertise for Mzansi's roads. Bituminous binders for the Road Construction Industry. Manufacturer of road construction materials and chemicals.

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Products - Euro Rubber

SprayGrade is a Euro Rubber® coating that fits perfectly for waterproofing and protecting surfaces or constructions that are exposed to UV. The SprayGrade, is just like the BelowGrade and MineCoat, a two-component spray applied system and is applied with a spray system that is specially made by Liquid Rubber.

Site Contents - trid.trb

This paper describes the material, mix charactersistics and practical issues relating to the design and construction of approximately 18000 tonnes of bitumen-rubber asphalt and 100000 sq metres of bitumen-rubber chip and spray seals used during the widening and improvement of National Route 3, Section 12 between Modderfontein and Buccleuch in South Africa.

Author: C J Potgieter, P Botha, R H Renshaw, O Ueckerman

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Liquid Rubber Industries SA (Pty) Ltd ("LRI") is the owner of the “Liquid Rubber” trademark in South Africa and has been distributing cutting edge protective coatings since 2009.

Recommended Practice For Winter Sealing in South Africa

3) Traffic High traffic volumes result in long queue lengths at construction closures, often forcing opening of the road to traffic before proper bond strength between the binder and aggregate

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Asphalt Seal-Coat Treatments

A cape seal is an application of a chip seal followed by a slurry seal. The term “cape” is derived from Cape Province of South Africa where this process was developed. A chip seal is applied to the road, then the excess aggregate is removed after the asphalt has cured. The slurry is then applied over the chip seal treatment.

What is a Cape Seal and how is it compared to other ...

A Cape Seal is a chip seal covered with a slurry or micro-surface. The benefits from using a cape seal include a very smooth surface with an increased durability by sealing the subbase. Often the use of a chip seal is not popular with the public because of the rougher ride and loose stones.

low prices bitumen spray seal

Asphalt distributor truck also called asphalt distributor bitumen sprayer truck bitumen distributor bitumen sprayer asphalt sprayer bitumen pressure distributor asphalt distributor machine bitumen sprayer engine is a equipment that is widely used in road construction.

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Use. Waterproofing of all types of below and above ground and brick structures to protect against the penetration of water or damp in a thin coating.

Different Road Construction Surfaces: Pros and Cons | KH Plant

A bitumen rubber chip emulsion is sprayed onto pre-compacted aggregate and rolled into the base layer to create a hardy, sealed road surface. It's a durable and comparatively inexpensive solution for secondary roads, and is widely used in villages, towns and suburban areas of the cities.

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When to Use A Chip Seal

Waterproofing | Paint & Adhesives | Builders South Africa

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History of Asphalt Rubber - Whirlston Tire Recycling Machinery

In 1972, the first SAMI is placed by the Arizona DOT. SAMI, stress-absorbing membrane interlayers in full name, is asphalt rubber chips seals overlaid with hot-mix asphalt. By 1975, crumb rubber was successfully incorporated into hot mix asphalt in Arizona. Starting in about 1985 AR binder usage was expanded by adding AR to hot mixes including gap graded and open graded mixes. Now asphalt rubber …

Equipment - SealMaster

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Asphalt Surface Treatments and Seal Coats

Effect of Average Least Dimension Figure 12 demonstrates that for two aggregates that might both be purchased as 112 inch cover stone, the quantity of asphalt required for one could be just a fraction of that needed for the other, because of differences

Recycled Tyre Rubber Modified Bitumens for road asphalt ...

Bitumen Rubber binder is a terminology used for the rubberised bitumen obtained by the wet process in South Africa. Bitumen Rubber binders combine rubber crumbs with bitumen at high temperatures to achieve a complex two phase product

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PLEXI-melt Meltable Packaging. PLEXI-melt is an innovative high strength, low density, fast melting protective packaging used to contain our hot-applied sealants and mastics.

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method and evaluates the relevance of the procedure using bitumen and bitumen emulsions produced in South Africa and U.S.A. 1- INTRODUCTION Chip and spray surfacing seal design has experienced...

Design method for bitumen rubber single stone seals ...

Single stone seals, normal 9,5 mm and 13,2 mm aggregate, with bitumen rubber as binder has been used in South Africa since the early 1980’s. These stone seals were used for various reasons. Pitfalls …

Establishement of appropriate slurry seal design …

10th CONFERENCE ON ASPHALT PAVEMENTS FOR SOUTHERN AFRICA 4 Figure 1 Adjusted Gautrans Design Graph (Example) 4 SPECIAL INVESTIGATIONS 4.1 Effect of fines content During final discussions with practitioners, concerns were raised that much time is spent,

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Arizona’s History of Using Asphalt Rubber

“Asphalt-Rubber is a blend of asphalt cement, reclaimed tire rubber and certain additives, in which the rubber component is at least 15% by weight of the total blend and has reacted in the hot asphalt cement sufficiently to cause swelling of the rubber particles.” Asphalt-Rubber as defined by ASTM D8, Spec.

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CRAFCO - Pavement Preservation & Maintenance Materials ...

PLEXI-melt Meltable Packaging. PLEXI-melt is an innovative high strength, low density, fast melting protective packaging used to contain our hot-applied sealants and mastics.

Tarmac & Bitumen Surfacing - Road Tar Surfaces | Brick ...

Tarmac & Bitumen Surfacing is a legitimate full-service civil engineering & Tar paving contractor based in Gauteng. We take pride in our service excellence.


South African Pavement Engineering Manual Chapter 13: Quality Management Preliminary Sections Page ii SCOPE The South African Pavement Engineering Manual (SAPEM) is a reference manual for all aspects of pavement

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Designed to improve the ride quality and the safety of roads for road users, micropave is a proprietary product developed as an alternative to conventional asphalt

Asphalt Distributor Trucks & Asphalt Emulsions Sprayers

STRATOS is a tack sprayer, emulsion sprayer designed to spray over 30 different emulsion products (under 200F). Principally used a chip sealant sprayer for chip sealing, Stratos has been successfully employed as a sealcoating sprayer, foundation sprayer and bridge-deck coatings sprayer.

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Chip Seal Fact Sheet

Chip Seal Fact Sheet “Chip Sealing” is a common pavement maintenance practice that extends pavement life and provides a good driving surface. Since some ODOT customers may not be familiar with the chip seal construction method, this fact sheet answers some frequently asked questions. How are Chip Seals Different from Asphalt Overlays?

Used Chip Spreaders For Sale - pavementgroup

Warren Gravity Feed Chip Spreader Model GS GS-84 GS-87. The Concord Gravity Feed Chip Spreader is a simple and cost effective machine for spreading all types of aggregate.

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2020 Asphalt Sealing Costs | Avg. Price to Sealcoat ...

This type of paving can be more durable than alternatives like gravel or . You ll have fewer erosion problems in the rain and snow. But if the material is older, sealing it is a preventative measure to make it last longer.

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asphalt crack filling & sealing | crack filler PROVIDE A WATER-PROOF BARRIER Crack Sealing is an Integral Component of an Effective Pavement Preservation Program.

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Bitumen World is a leading and reputable contracting company based in Zimbabwe. Ever since we opened for business, we’ve taken a comprehensive approach to project management, providing our clients with more than bituminous products, hot asphalt mix and road rehabilitation.


BRP Road Patch is a factory fabricated road repair product that is manufactured on paper onto which a bitumen rubber binder holds bitumen precoated aggregates of various sizes. BRP Road Patch is supplied in sheets, the dimensions of which are 1,0m by 0,75m with a mass of between 4kg and 20kg depending on the aggregate size. BRP Road Patch is a highly flexible and totally waterproof road …

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a.b.e. Construction Chemicals, a major supplier of specialised construction products to the industry, offers a range of Silicones, Sealants & Adhesives.


APPENDIX A - Literature Review Introduction There is a significant amount of information available on chip seal design, construction and performance.

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Crumb Rubber Tech Talk - AAPA

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