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Synthetic Turf

 
What is it?

What is it? iconWhat is it?title

The synthetic turf surface is made up of specially manufactured synthetic grass, combined with a formulated infill mixture of specially graded silica sand and cryogenically ground rubber which is brushed into the spaces between the grass fibers. The grass fibers act jointly with the infill mix to form a very uniform, resilient, grass-like and long-lasting sports playing surface.

Below the visible surface lies a base comprised of aggregate, geo-textile fabric, an array of drainage piping, and a sub grade that structurally supports and drains the synthetic turf field. 
 
Where is it?

Where is it? iconWhere is it?title

FieldTurf synthetic turf fields are installed at these Stadium sites:
  
 School Site Installation Year
  • Andrew P. Hill
2004
  • Evergreen Valley
2012 
  • Independence
2012
  • James Lick
2005
  • Mt. Pleasant
2012
  • Oak Grove

2005

  • Piedmont Hills
2004
  • Santa Teresa
2004
  • Silver Creek
2012
  • W.C. Overfelt
2012
  • Yerba Buena
2005
Approved Activities

Approved Activities iconApproved Activitiestitle

Your synthetic field surface has been designed for the following approved and permitted activities, in addition to a wide range of non-sporting activities:

  • Football
  • Baseball / Softball
  • Soccer
  • Physical Education
  • Field Hockey
  • Lacrosse
  • Rugby
  • Pedestrian traffic
Athletics such as shot put, hammer throw, discus and even javelin (fitted with a rubber tip) can be occasionally performed on your synthetic turf field. Ideally, the landing area should be outside the playing area but if unavoidable the field should be covered with a special protective piece of turf or a tarp to prevent damage to the synthetic turf surface.
 

To insure optimum performance of your synthetic turf field, repetitive training drills and activities should be rotated to prevent continuous wear at a single location. 

 
Vehicular traffic is allowed, provided certain conditions are met.  Learn more about Vehicle Circulation on synthetic turf.
 
Special events may be held on the synthetic turf field, provided field surface protection is in place.  Learn more about Temporary Event Flooring and Turf Surface Protection.
Prohibitions

Prohibitions iconProhibitionstitle

Your synthetic turf field should be kept free from food, gum, sunflower seeds, glass, cigarettes, fireworks, driving stakes and any sharp objects that will risk damage to the field and injury to players. Your field should also be kept free from debris, leaves, paper and windblown material. Unauthorized maintenance equipment is prohibited. Smoking is prohibited on your synthetic turf field, to protect the fibers and in compliance with Board Policy 3513.3 Tobacco-Free Schools.

 
Signage at the entries to the synthetic turf field can ensure that users understand how to behave and treat the field.
 Protect Our Turf
  • NO food
  • NO chewing gum
  • NO sunflower seeds
  • NO smoking
  • NO tobacco products
  • NO driving stakes
Maintenance

Maintenance iconMaintenancetitle

Although there is significantly less maintenance to be done on synthetic turf when compared to natural grass, there are some necessary procedures to be followed in order to ensure the field continues to perform at the highest level. Learn more about synthetic turf maintenance procedures.
 
Make sure all maintenance is done on a timely basis and use your maintenance log to keep an up to date reference of all work done on your field. This will help you keep a record of all maintenance procedures performed.
  • Responsible party:  Principal (or delegate)
Following these basic maintenance procedures will ensure your field is kept in optimal condition and that your maintenance activities comply with FieldTurf's third-party insured warranty. It is necessary, in accordance with the FieldTurf warranty policy, to send in a copy of the completed maintenance log annually.
  • Responsible party:  Assistant Director of Facilities Operations
Maintenance Logs and Reports

Maintenance Logs and Reports iconMaintenance Logs and Reportstitle

Click on links below to access the shared Google Drive that contains Maintenance Logs, Reports, and other synthetic turf related maintenance information.  Please note that you must have Google Drive permissions to these links; permissions are provided for Principals, APAs, Head Custodians, Lead Groundskeeper, and others as needed.
Maintenance Equipment

Maintenance Equipment iconMaintenance Equipmenttitle

FieldTurf has a complete lineup of custom equipment engineered to facilitate all your maintenance requirements. All equipment or vehicles used on FieldTurf must be equipped with turf tires. Equipment must be stored indoors or outdoors with proper covering, such as a tarp. 

 

The list of approved maintenance equipment includes the FieldTurf GroomRight, the FieldTurf SweepRight, the Hydraulic Sweeper, the RT Groomer, the Drag Brush, and the GroomAll. Each unit comes with a comprehensive operator’s manual that should be reviewed.

 

Please be aware that “off the shelf” maintenance equipment can damage your field. If you are unsure if your maintenance equipment is allowable or prohibited, please contact the Assistant Director of Maintenance for consultation.

 

Learn about East Side's Synthetic Turf Maintenance Equipment

G-Max Testing

G-Max Testing iconG-Max Testingtitle

The American Society for Testing and Materials (ASTM) published the test standard ASTM F-355 in the 1970’s, which describes how the shock attenuation of sports surfaces should be measured.  Measured are the “g” forces (gravitational units) present during impact of a cylindrical missile weighing 20 lbs. dropped 24 inches.  The industry term for this measurement is called “G-Max”, which is the measurement of the maximum number of “g’s” of shock absorbed during impact of the weighted missile on the surface.

A field that is too hard can increase the risk for neural, cranial and cervical injuries. An overly hard field may also negatively impact performance, as routine playability can lead to excessive energy returned to the athlete’s joints and muscles; this performance hazard introduces the risk for severe and potentially career ending injuries.  A field that is too soft increases exposure for ankle and ACL injuries.  With an overly soft field, the athlete’s potential for premature exhaustion is also increased; as a result, athletic performance may suffer. 

In order for athletes to receive the best of both worlds, with a field that is neither too soft nor too hard, the field must meet the Maximum Safety & Performance standard, which calls for an average G-Max rating within the 120-180 range.