Abstract: An edging interface for a golf course bunker includes a strip of backing divided longitudinally into a first portion and a second portion. The strip of backing is also laterally divided into a plurality of adjacent sections by a plurality of cuts, where each adjacent section is joined together at the first portion, and artificial turf is secured to the first portion. The second portion of each section is configured to be anchored between the golf course bunker and a grass edge of the golf course. The edging interface can be rolled up for handling and shipping, and unrolled in place for installation. The artificial turf comprises straight and curly yarn and has a color to match natural turf stacked bunker edges. In addition, the first portion and the second portion longitudinally divide the strip of backing into substantially equal portions.

Abstract: A geothermal aerification system includes a basin for storing water and a network of geothermal piping in fluid communication with the basin. The network of geothermal piping is configured to adjust a temperature of the water and is located at a depth below a ground surface to circulate the water to selectively absorb geothermal energy to increase a temperature of the water, or to dissipate heat to decrease the temperature of the water. The system also includes a network of water distribution pipes in fluid communication with the basin. The network of water distribution pipes is configured to discharge the water at the adjusted temperature proximate to the ground surface.

Abstract: An equestrian arena surface filtration system includes a plurality of wash drains configured to be buried below an arena surface and each wash drain having a coupling. The system also includes a wash pipe coupled to the plurality of wash drains via a respective coupling and a plurality of wash boxes. Each of the wash boxes has a stub pipe passing therethrough and the stub pipe has an upper end and a lower end. The lower end of the stub pipe is configured to be coupled to the respective coupling. In addition, the tops of the plurality of wash boxes are adjusted to be positioned approximately at a same level as a top of the arena surface so that wash water flooding the arena surface is collected by the plurality of wash boxes and flushed out through the wash pipe.

Abstract: A subsurface irrigation system for a sports field includes a substantially water impermeable layer, a compacted subgrade below the water impermeable layer, a plurality of water distribution boards positioned on top of the water impermeable layer, a porous layer overlaying the plurality of water distribution boards, and a sports field layer on top of the porous layer. The porous layer is configured to move water from the plurality of water distribution boards upwards to the sports field layer using capillary action to keep it damp. The sports field layer may be sand, dirt, clay, or a combination thereof. In addition, the system may include a water control basin in fluid communication with at least one water distribution board of the plurality of water distribution boards and configured to control the flow of water to the plurality of water distribution boards.

Abstract: An aerification system for a first excavation below a ground surface. The first excavation includes a porous first layer of a mixture of cement and particulate material, and an overlaying water permeable second layer. The system includes a basin, and a pumping system configured for pumping a fluid back and forth between the first excavation and the basin. The pumping system includes an air lift pump and is configured to raise or lower a height level of the fluid within the permeable material of the first excavation by pumping the fluid to or from the first excavation.

Abstract: A golf bunker cleaning device includes a base having an open top end and an open bottom end defining an interior open space therebetween and the base configured to be buried below a ground surface of a golf bunker without filling in the interior open space. An extension collar is configured to be removably secured over the open top end of the base to increase a height of the interior open space to above the ground surface of the golf bunker, and a lid is configured to be removably secured over either the top end of the base or over the extension collar to enclose the interior open space. The extension collar comprises a plurality of collar latches each extending to a respective free end, and the base comprises a plurality of base locking apertures configured to releasable engage the respective free end of the plurality of collar latches.

Abstract: A golf bunker cleaning device includes a base having an open top end and an open bottom end defining an interior open space therebetween and the base configured to be buried below a ground surface of a golf bunker without filling in the interior open space. An extension collar is configured to be removably secured over the open top end of the base to increase a height of the interior open space to above the ground surface of the golf bunker, and a lid is configured to be removably secured over either the top end of the base or over the extension collar to enclose the interior open space. The extension collar comprises a plurality of collar latches each extending to a respective free end, and the base comprises a plurality of base locking apertures configured to releasable engage the respective free end of the plurality of collar latches.

Abstract: A subsurface irrigation system for a sports field includes a substantially water impermeable layer, a compacted subgrade below the water impermeable layer, a plurality of water distribution boards positioned on top of the water impermeable layer, a porous layer overlaying the plurality of water distribution boards, and a sports field layer on top of the porous layer. The porous layer is configured to move water from the plurality of water distribution boards upwards to the sports field layer using capillary action to keep it damp. The sports field layer may be sand, dirt, clay, or a combination thereof. In addition, the system may include a water control basin in fluid communication with at least one water distribution board of the plurality of water distribution boards and configured to control the flow of water to the plurality of water distribution boards.

Abstract: An aerification system for controlling moisture content and gas exchange below a surface of one or more plant growing areas includes at least first and second sub-systems installed below the surface of the one or more plant growing areas. The first and second sub-systems each having a water permeable layer overlying a respective water impermeable layer, where the water impermeable layer defines a respective boundary of each of the first and second sub-systems. The system also includes at least one conduit connecting the water permeable layer of the first sub-system to the water permeable layer of the second sub-system, and at least one pumping system for pumping water therebetween. The pumping system is configured to alternate between pumping water to the first sub-system and the second sub-system in order to periodically raise and lower a water level in the water permeable layer of each of the first and second sub-systems.

Abstract: Aerification system and method for controlling moisture content and/or gas exchange below a surface of one or more areas to be irrigated. The system includes at least a first and a second aerification sub-systems in communication with the one or more areas, and installable in a recess above which the surface is located; at least one conduit to connect the first sub-system to the second sub-system; at least one pumping system for pumping a fluid between the first sub-system and the second sub-system; fluid from the first sub-system is at least partly transferable by the pumping system to the second sub-system and fluid from the second sub-system is at least partly transferable by the pumping system to the first sub-system. The pumping system periodically raises and lowers a height level of fluid between a predetermined minimum height level and a predetermined maximum height level in the first and second sub-systems.

Abstract: An aerification system for controlling moisture content and gas exchange below a surface of one or more plant growing areas includes at least first and second sub-systems installed below the surface of the one or more plant growing areas. The first and second sub-systems each having a water permeable layer overlying a respective water impermeable layer, where the water impermeable layer defines a respective boundary of each of the first and second sub-systems. The system also includes at least one conduit connecting the water permeable layer of the first sub-system to the water permeable layer of the second sub-system, and at least one pumping system for pumping water therebetween. The pumping system is configured to alternate between pumping water to the first sub-system and the second sub-system in order to periodically raise and lower a water level in the water permeable layer of each of the first and second sub-systems.

Abstract: A system for controlling a moisture content below a surface area, where the system is installable in a recess above which the surface area will be located. The system comprises a substantially water impermeable first layer, a porous second layer and a water control basin which comprises means for controlling a moisture level of the porous second layer. The system enables liquid from the water control basin to be transported through the second layer by utilization of capillary forces, providing for an efficient sub-surface irrigation system which is easy to maintain. A method for providing such an irrigation system is also disclosed.

Abstract: A system for controlling a moisture content below a surface area, where the system is installable in a recess above which the surface area will be located. The system comprises a substantially water impermeable first layer, a porous second layer and a water control basin which comprises means for controlling a moisture level of the porous second layer. The system enables liquid from the water control basin to be transported through the second layer by utilization of capillary forces, providing for an efficient sub-surface irrigation system which is easy to maintain. A method for providing such an irrigation system is also disclosed.

Abstract: A method is disclosed, including providing a first mixture of cement and particulate stone material; mixing the first mixture with a predetermined amount of water for forming a second mixture; applying a layer of the second mixture to a surface located at the place where the sports area is intended to be situated; curing/setting the layer of the second mixture applied to the surface, wherein the cured layer is porous and allows water to flow through the cured layer; and applying a layer of a particle size fraction onto the cured layer after the step of curing. A mixture is also disclosed including cement and particulate stone material, wherein the mixture comprises ca. 15-40% by dry weight cement and 60-85% by dry weight particulate stone material, and wherein at least 75% of the particles of the particulate stone material are of sizes within the range 0.1-10 mm.

Abstract: A method is disclosed, including providing a first mixture of cement and particulate stone material; mixing the first mixture with a predetermined amount of water for forming a second mixture; applying a layer of the second mixture to a surface located at the place where the sports area is intended to be situated; curing/setting the layer of the second mixture applied to the surface, wherein the cured layer is porous and allows water to flow through the cured layer; and applying a layer of a particle size fraction onto the cured layer after the step of curing. A mixture is also disclosed including cement and particulate stone material, wherein the mixture comprises ca. 15-40% by dry weight cement and 60-85% by dry weight particulate stone material, and wherein at least 75% of the particles of the particulate stone material are of sizes within the range 0.1-10 mm.