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Tar and Gravel Roofing System: Pros, Disadvantages, and Setup Process

A tar and crushed rock roof covering, additionally called a built-up roof (BUR), is a sort of roof that has been utilized for many years due to its durability and cost-effectiveness. It is commonly discovered on commercial structures, however can also be utilized on houses. In this article, we will certainly discover the pros, cons, and installment process of a tar and gravel roof.

Pros of Tar and Gravel Roofing System:

1. Sturdiness: Among the primary advantages of a tar and gravel roofing system is its longevity. The multiple layers of tar and gravel provide exceptional protection versus UV rays, extreme climate condition, and foot web traffic. This kind of roofing system is known to have a lengthy life-span, generally lasting up to 30 years or even more with correct upkeep.

2. Economical: Tar and crushed rock roofing systems are reasonably cost-effective contrasted to other roofing systems. The materials used, such as tar, gravel, and layers of roofing really felt, are budget friendly. Additionally, the installation process is less intricate, which assists to lower labor costs compared to more complex roof.

3. Fireproof: One more benefit of tar and crushed rock roofs is their fireproof residential or commercial properties. The several layers of tar and gravel function as a barrier against fire, making it a more secure alternative contrasted to some other roofing materials.

4. Easy repair services: If damages strikes a tar and crushed rock roof, repairs are relatively simple. It is simple to recognize and patch any kind of leakages or damaged locations. The materials used for repair service are readily offered and affordable.

Cons of Tar and Crushed Rock Roofing System:

1. Weight: One of the drawbacks of a tar and crushed rock roofing is its weight. The multiple layers of tar, gravel, and roofing felt can make the roofing system heavy, requiring added assistances to be set up. It is essential to have an architectural assessment before installing this sort of roofing to make certain the structure can deal with the weight.

2. Upkeep: Tar and crushed rock roofs need normal maintenance to ensure their longevity. The layer of crushed rock can become displaced in time, subjecting the underlying layers, which can bring about leakages. Routine inspections and maintenance by specialists are essential to attend to any type of prospective issues.

3. Installment: The installation process of a tar and gravel roof is much more labor-intensive contrasted to various other roof. It includes applying several layers of tar, roofing really felt, and gravel, which calls for competent workers with experience in this sort of roof. This might cause greater installment prices.

Installation Process:

The installment of a tar and gravel roofing system typically entails the following steps:

1. Surface area preparation: The existing roofing system surface area is cleansed and prepared by eliminating any particles, old roofing material, and repairing any damaged areas.

2. Application of base layer: A layer of water-proof roof felt or asphalt-impregnated fiberglass is applied to the whole roofing surface.

3. Application of tar: Warm asphalt tar is after that poured or mopped over the base layer, creating a watertight seal.

4. Crushed rock application: While the tar is still warm, gravel is uniformly topped the surface. The crushed rock aids to protect the underlying layers from UV rays and provides a durable surface for foot web traffic.

5. Last assessment: Once the setup is full, a last evaluation is accomplished to make certain the roof is correctly secured and without any kind of issues or leaks.


A tar and crushed rock roofing system is a resilient and affordable option for both commercial and houses. While it has its disadvantages, such as weight and upkeep requirements, its long lifespan and fire-resistant properties make it a popular option. If you are taking into consideration a tar and crushed rock roof covering, seek advice from a specialist roofing contractor to analyze your demands and make certain a proper installation.

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