Athletics is a discipline that is considered the "crown of sports" and is based on running, jumping and throwing, which are the most basic abilities of human nature. However, the grounds where this performance is performed are much more than simple running tracks. Modern athletics tracks; They are high-tech structures at the intersection of material science, advanced engineering and international standards (IAAF), maximizing athlete health and performance.

Athletics is the crown of sports based on running, jumping and throwing, which are the most basic human abilities. The tracks where this sport is performed are not just running tracks, but high-tech structures where engineering, material science and international standards intersect. A correctly designed athletics track maximizes the performance of athletes and minimizes the risk of injury. In this article, we examine in full detail how an athletics track is designed and constructed.

Synthetic and Natural Grass: Which One Should Be Preferred?

Modern athletics tracks now consist almost entirely of synthetic surfaces. The main reasons for this are:

Consistent Performance: synthetic The surfaces always provide the same friction, flexibility and energy return, regardless of weather conditions (rain, snow, extreme heat). This is critical for fair competitions and record attempts.
Less Maintenance: It is much more durable than natural grass and does not require watering, mowing or waiting for germination.
Safer: It has a lower risk of slipping and provides better shock absorption in falls.
Versatility: It maintains its performance even in different climates and intensive use.

Natural grass, on the other hand, is generally preferred for training areas, grassy parts of areas such as long jump and shot put, or low-budget facilities where a certain natural aesthetic is desired. However, for high-performance competitions, synthetic surfaces are now standard.

Athletics Track Project Planning Stages

1. Determination of Feasibility and Standards
Target Audience and Class: Will the track cater to school level, club competitions or international championships (IAAF/IWA World Athletics Class 1 or 2)? This directly determines the material quality, slope tolerances and budget to be used.
Standard Dimensions: A standard track is 400 meters long and usually contains 6, 8 or 9 lanes. The width of each lane should be 1.22 meters (± 0.01m).
Terrain Selection and Orientation: The long axis of the track should be in the north-south direction, taking into account the prevailing wind direction. This minimizes the negative impact of wind on runners. It is critical that the land is sufficiently large and flat.

2. Engineering and Design
Geometry and Slope Calculations: The track is not flat; It has certain slopes for water drainage.
Lateral Slope: It should not exceed 1% on straight tracks and 2% on curves.
Longitudinal Slope: Should not be more than 0.1% when measured every 30 meters.
Drainage System Design: Surface and subsurface drainage systems are designed to evacuate the water falling on the track surface in the fastest and most effective way. This prevents the track from experiencing problems such as freezing and water accumulation.
Infrastructure Projects: Infrastructure plans are prepared for on-field lighting, timing system cables, sound system and irrigation system (for grassy areas).

Athletics Track Construction Phases (Construction)

1. Land Preparation and Site Excavation
The land is cleared and compacted down to foundation level. The geometry of the track and field is precisely marked using laser leveling devices and excavation-filling operations are carried out.

2. Creation of Subbase and Drainage
Stabilized Subbase: A compacted and stabilized subgrade (usually a mixture of crushed stone and gravel) is created. This layer provides load-bearing capacity and provides frost resistance.
Laying the Drainage System: Drainage channels and pipes are laid in accordance with the project. This system is completed before the asphalt and synthetic surface layers are poured.

3. Laying the Asphalt Layer
The asphalt layer that will carry the synthetic surface is laid hot on the sub-base and compacted. It is vital that this layer is extremely smooth and has the correct slope, because the quality of the final synthetic surface directly depends on this layer. Wait for a while for the asphalt to cool and cure.

4. Application of Synthetic Surface Coating
There are two main methods:
Prefabricated (Roll) System: Factory-produced, ready-made synthetic surface rolls are adhered to the asphalt floor with special adhesives. It is a faster and more common method.
Poured-in-Place System: The liquid polyurethane and rubber mixture is laid and spread on the field with special machines. It is generally considered top-notch in terms of athlete performance and shock absorption.

In both methods, lane lines, logos and markings are made later with special paints and stencils.

5. Tests and Field Acceptance
Once the track is completed, various tests are carried out to verify its compliance with international standards:
Thickness Measurement
Shock Absorption Test
Vertical Deformation Test
Friction/Slip Resistance Test

These tests ensure that the track is safe and performance-supportive for athletes.

Frequently Asked Questions (FAQ)

Q: How long does it take to build an athletics track?
A: Depending on weather conditions and the size of the project, the entire process, from land preparation to finishing, can take anywhere from 3 to 6 months.

Q: How much does an athletics track cost?
A: The cost varies greatly depending on the class of the track (school, club, international), the quality of the materials used, the number of lanes and infrastructure costs. It is calculated on a per square meter basis and the cost per square meter can be high for a high quality synthetic track. The total cost increases exponentially with elements such as jumping areas, stands and lighting around the track.

Q: What is the most common mistake in track construction?
A: The most critical fault is a poor subbase and drainage system. Over time, it causes cracks in the asphalt and thus deformations on the synthetic surface. In addition, even millimetric errors in slope calculations cause water accumulation and a decrease in the performance of the track.

Conclusion

Construction of a professional athletics track requires experience, precision and full adherence to international standards. This process, which starts with correct project design and continues with quality materials and workmanship, ultimately offers athletes a safe and high-performance environment. Before investing, working with engineers and companies specialized in this field will be the best and most economical choice in the long run.

Contact us to get more information about athletics field construction! info@sfsmuhendislik.com