Section 726 Infield MixOctober, 2005 - PDF document

Section 726 Infield MixOctober, 2005 Section 726 INFIELD Description This specification describes the minimum acceptable standards for infield mix to be supplied and spread by the contractor. Materials Baseball infield mix shall be free of any stones over 1/4" in any dimension.Sieve Analysis:Size Percent Passing It shall contain no organic matter and meet the following mechanical analysis:Soil Classification Range:Sand(2.00.05mm)........... 50% 70% Silt(0.050.002mm)........... 12% 22% Clay(less than 0.002mm)........... 10% Recommended products or approved equals:"Diamond Dirt"Baseball / Softball Ball Diamond Infield MixSupplier:TURF & Dirt, 5909 Forest Court, Eldersburg, MD 21784 Plant Old Randalstown Quarry LocatiMarriottsville, Md2) "Home Run" Infield Baseball Mix Supplier:Blue Mount Quarry, Inc.30 Stenersen Lane Cockeysville, Md 21030 Section 726 Infield MixOctober, 2005 Phone # 800Plant17701 Big Falls RoadLocation:White Hall, MD 21161 Construction(Infield ReSkinning/Renovation) At the direction of the Construction Manager, Baseball infield soil will be delivered to the sites and spread in front of the fine graded backstop and elsewhere on the infield as needed:Establish arc of field. This is to be done based on the placement location of the new home plate and pitching rubber not the existing. This will result in some cases excavating into the outfield area. Excavate infield to a depth of 2”. Resulting materials, unless otherwise agreed upon, shall be removed from the site and disposed of by the contractor.Excavated infield is to now be loosened by means of on aerovator, rototiller or Harley rake to a depth of 2” (4” total). Resulting rocks and debris ½” diameter and greater are to be removedThe “lip” area (the edge between the dirt and the grass) is to be removed and repaired so as to create a smooth transition between the infield and the outfield. This may entail removing up to 6’ of sod, regrading the “lip” area and replacing the sod with MD certified tall fescue. This may not be required on every field.Spread new infield mix and incorporate into the existing infield. Infield material is to be 21/2” thick, approximate quantity75 tons and is to be “Diamond Dirt” or approved equal. The“Diamond Dirt” can be obtained from TURF & Dirt in Eldersburg MD.Ideally, the infield will be laser graded at a 1% slope from the pitcher’s mound in all directions. This is to done wherever surrounding grades allow. Otherwise infields will be leveled tomatch the surrounding grades and backstops.Skinned area is now to receive 3 tons of calcined clay. This is to be mixed into the top 1 ½”. Approved material suppliers are Turface MVP, Diamond Pro, Soil Master or other approved material suppliers.The infield is now to be rolled tight with a minimum weight of 250lbs. Per linier foot and a maximum of 500lbs. Per linier foot. Examplea 6’ roller is to weigh between 1500 and 3000 lbs.New pitching rubbers and home plates are to be constructed per the attached drawing and Section 726 Infield MixOctober, 2005 installed. Home plate is to be set at 20’ from the backstop and pitching rubbers are to be set at 50’, measuring from the white point of home plate to the front edge of the pitching rubber.The wear areas at the Mound (50 sq.ft.) and the home plate area (75 sq.ft.) are to be constructed with special mound and home plate clays. They are to be a minimum of 4” thick if using loose bagged material, 2 1/2” if using formed clay bricks. Approved material suppliers are Diamond Pro, Turface, Stabilizer Solutions or other approved material suppliers.A final light top dressing (1/4”) of calcined clay is to be applied to infield and then rolled by the same method as in f. above. Measurement and Payment Payment will be full compensation forall material, labor, equipment, tools and incidental items necessary to complete the work. Payment shall be made on a unit rate or lump sum basis as shown in the bid proposal.