5 Key Factors That Influence Onsite Paving Estimates
Whether you are in the market for a new driveway or a fresh coat of pavement on your existing parking lot, it is crucial to have an accurate estimate to guide your decision.
A professional paver should be able to give you an accurate paving quote by inspecting the property in person. It will allow them to take precise measurements, minimizing material waste and unnecessary costs.
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Material
Pavement is a network of engineered materials that provide all-weather access for vehicles to travel economically. To create a pavement structure that is both safe and durable, a diverse set of skills and extensive experience are necessary. It must withstand several environmental variations and vehicular loads over a specified life span.
Asphalt is widely recognized as a versatile and durable paving material that can cater to various construction needs. It is used in multiple applications, including residential driveways and commercial parking lots. It is a black, sticky substance that is derived from crude oil.
The type of asphalt mixture needed for a particular project depends on the climate and the condition of the existing pavement. Choosing the right mix will ensure that the finished pavement has the strength and durability to withstand vehicle traffic.
Design
A skilled asphalt contractor will carefully assess the site and layout to ensure precise on-site paving estimates Granger IN. As part of this evaluation, they will also consider any obstacles in the work area, such as large trees or rocks, and take necessary measures to remove them.
The engineering economic analysis should incorporate a Life Cycle Costs (LCC) assessment. This method identifies the long-term costs associated with different pavement designs.
GHG emissions from pavement construction include extracting raw materials and equipment used during the mixture mixing, transportation, paving, and curing phase of the cement-stabilized aggregate base/subbase. Other sources of GHGs are the oxidation of fuel oils and the combustion of the onsite generated energy in the equipment used for pavement construction. These emissions are based on data from typical highway construction projects.
Site Conditions
A construction project will often encounter site conditions not anticipated by the design team or could not reasonably have been discovered during a reasonable site investigation. These unexpected conditions may delay the work and increase the cost of a project.
Contractors typically claim these increased costs under a differing site condition clause in the contract. These clauses vary and must be carefully studied to determine whether a particular situation qualifies as a differing site condition. They also prescribe different administrative procedures for addressing the problem and determining entitlement to compensation.
Ensure that the definition of the project’s site conditions is comprehensive and based on sound geotechnical analysis. Conduct soil borings if necessary to capture the potential risks and include the results in your tender documentation.
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Transportation
Many paving contractors offer free estimates on their websites, but it’s essential to have the contractor visit your site and see the work area themselves. It will help them create a more accurate estimate.
The construction phase of a paving project generates significant greenhouse gas (GHG) emissions due to energy consumption and diesel fuel usage in machinery and equipment. Those GHGs can be avoided by using more sustainable construction practices.
Adopting more sustainable construction methods yields various benefits for transportation agencies, including cost savings and shorter project delivery times. Examples include more effective compaction techniques that extend pavement life, less frequent traffic disruptions, and enhanced safety. In addition, a longer service life can mean less maintenance and rehabilitation activity and lower operating costs for the transportation system.
