Claims
- 1. A silt guard apparatus for filtering solid particles and/or oily residues from a flow of water into a drainage pipe, the apparatus comprising:a fluid distributing pan having a fluid distributing orifice, the orifice being in fluid communication with the drainage pipe, wherein the fluid distributing pan fits over and seats upon the drainage pipe and the fluid distributing pan being removably mountable to the drainage pipe; a silt guard coupled to the fluid distributing pan opposite the drainage pipe, wherein the silt guard has a body portion, a top portion and a filter; the body portion being in fluid communication with the orifice and the body portion having an open lower end attached to the fluid distributing pan, a spaced upper end, and a series of ribs extending between the upper and lower ends and defining passages therebetween in fluid communication with the fluid distributing orifice; the top portion extending upwardly from the body portion; and the filter received over and supported by the top portion and overlapping the body portion for filtering solid particles and/or oily residues from the water passing therethrough and into the drainage pipe, the filter being formed from a porous filtering material.
- 2. The silt guard apparatus of claim 1 and wherein the fluid distributing pan further comprises a fluid receiving body surrounding the orifice, and a connecting member contiguous with the fluid receiving body, and wherein the orifice comprises a dimension sized smaller than an inside dimension of the drainage pipe.
- 3. The silt guard apparatus of claim 1 and wherein the filter is formed from a nonwoven material.
- 4. The silt guard apparatus of claim 2 wherein the fluid receiving body of the fluid distributing pan has a sloping surface extending from the connecting member towards the fluid distributing orifice.
- 5. The silt guard apparatus of claim 2 wherein the connecting member of the fluid distributing pan engages to fasten the fluid distributing pan to the silt guard.
- 6. The silt guard apparatus of claim 2 wherein the connecting member of the fluid distributing pan further comprises at least one of a raised collar, snap-in device, snap-on device, bolt, nail, rivet, screw, or latch to couple the silt guard to the fluid distributing pan.
- 7. The silt guard apparatus of claim 1 wherein the fluid distributing pan interconnects and substantially seals the silt guard to the drainage pipe.
- 8. The silt guard apparatus of claim 1 wherein the combination of the fluid distributing pan and the silt guard is lightweight.
- 9. The silt guard apparatus of claim 1 wherein the fluid distributing pan and the silt guard are formed of a rigid, durable material.
- 10. The silt guard apparatus of claim 1 and further comprising an outlet tube extending from the body portion to form the fluid distributing orifice, the outlet tube being disposed within the drainage pipe, the outlet tube having a diameter smaller than a diameter of the drainage pipe.
- 11. The silt guard apparatus of claim 10 and wherein a resulting venturi effect is created by a difference in diameters of the fluid distributing orifice and the drainage pipe so as to interconnect and substantially seal the silt guard against the drainage pipe upon a downward flow of water through the silt guard and the fluid distributing pan.
- 12. The silt guard apparatus of claim 1 wherein the fluid distributing pan has a shape comprising rectangular, square, or substantially circular-shaped.
- 13. The silt guard apparatus of claim 1 and further comprising a support ring formed about the filter, the support ring receiving a filler material to ensure the filter is maintained on the body portion.
- 14. A method for filtering oily residue from storm water runoff comprising:providing a drainage system to convey storm water runoff, the system further comprising a drainage pipe; retaining the oily residue by providing a residue retention structure, the residue retention structure further comprising: a fluid distributing pan having a fluid distributing orifice, the orifice being in fluid communication with the drainage pipe, wherein the fluid distributing pan fits over and seats upon the drainage pipe and the fluid distributing pan being removably mountable to the drainage pipe; a silt guard coupled to the fluid distributing pan opposite the drainage pipe, wherein the silt guard has a body portion, a top portion and a filter; the body portion being in fluid communication with the orifice and the body portion having an open lower end attached to the fluid distributing pan, a spaced upper end, and a series of ribs extending between the upper and lower ends and defining passages therebetween in fluid communication with the fluid distributing orifice; the top portion extending upwardly from the body portion; and the filter received over and supported by the top portion and overlapping the body portion, the filter being formed from a porous filtering material and thereby filtering the residue from the storm water runoff.
- 15. A fluid distributing pan for interconnecting and substantially sealing a silt guard to a drainage pipe comprising:a fluid distributing orifice having a dimension sized smaller than an inside dimension of the drainage pipe; a fluid receiving body surrounding the orifice; and a connecting member contiguous with the fluid receiving body, the fluid receiving body interposing the connecting member and the orifice, wherein the connecting member couples the silt guard to the fluid distributing pan, and wherein the fluid distributing pan serves to substantially seal the silt guard against the drainage pipe.
- 16. The fluid distributing pan of claim 15 and wherein the connecting member engages a lower rim of the silt guard to fasten the fluid distributing pan to the silt guard.
- 17. The fluid distributing pan of claim 15 and wherein the fluid distributing pan is formed of a rigid, durable material.
- 18. The fluid distributing pan of claim 15 wherein the connecting member further comprises at least one of a raised collar, snap-in device, snap-on device, bolt, nail, rivet, screw, or latch to couple the silt guard to the fluid distributing pan.
- 19. The fluid distributing pan of claim 15 wherein the fluid receiving body of the fluid distributing pan slopes from the connecting member toward the fluid distributing orifice.
- 20. The fluid distributing pan of claim 19 and further comprising an outlet tube extending from the fluid receiving body to form the fluid distributing orifice and the outlet tube being disposed within the drainage pipe, the outlet tube having a diameter smaller than a diameter of the drainage pipe, and further wherein a resulting venturi effect created by the difference in diameters of the fluid distributing orifice and the drainage pipe substantially seals the silt guard against the drainage pipe upon downward flow of water through the silt guard and the fluid distributing pan.
- 21. The fluid distributing pan of claim 15 wherein the fluid distributing pan is rectangular, square, or substantially circular shaped.
- 22. A submersible silt guard apparatus for filtering oily residue and solid particles from a drainage system, the drainage system having a drainage pipe, the apparatus comprising:a substantially ring-shaped fluid distributing pan having a fluid receiving body, an outlet tube extending from the fluid receiving body to form a fluid distributing orifice, wherein the outlet tube is in communication with the drainage pipe, and a raised collar contiguous with the fluid receiving body; a silt guard having an elongate tubular member, the elongate tubular member formed about a longitudinal axis, the tubular member having a first end, a spaced second end, and a bottom rim coupled to the fluid distributing pan opposite the drainage pipe, the tubular member further having a series of radially spaced openings defined in the tubular member intermediate the first end and the second end; and a filter formed from a nonwoven filtering material and sized and shaped to fit over the tubular member covering the radially spaced series of openings defined in the tubular member, for filtering solid particles from a flow of water passing therethrough and draining into the drainage pipe.
- 23. The silt guard apparatus of claim 22 and wherein the outlet tube has an outer diameter sized smaller than an inside diameter of the drainage pipe.
- 24. A method for implementing an erosion and sedimentation control program for a construction site comprising:developing an erosion control program suitable to a natural topography and soil conditions of the site to be cleared; providing stabilization of disturbed areas; providing drainage to convey storm water runoff from the site; retaining sediment by providing a sediment retention structure, the sediment retention structure further comprising: a fluid distributing pan having a fluid distributing orifice in fluid communication with a drainage pipe, wherein the fluid distributing pan fits over and seats upon the drainage pipe; a silt guard coupled to the fluid distributing pan opposite the drainage pipe, wherein the silt guard has a body portion, a top portion and a filter, the body portion being in fluid communication with the orifice and having an open lower end attached to the fluid distributing pan, a spaced upper end, and a series of ribs extending between the upper and lower ends and defining passages therebetween in fluid communication with the fluid distributing orifice and with the filter received over the body portion and being formed from a porous filtering material; and directing the storm water runoff with sediment substantially cleaned therefrom through the fluid distributing orifice and the drainage pipe.
- 25. The method of claim 24 further comprising:collecting the storm water runoff; and analyzing the collected storm water runoff for turbidity such that the turbidity is reduced by at least about 20% from a turbidity of the storm water runoff prior to passing through the sediment retention structure.
- 26. A method for filtering concrete from a water stream comprising:providing a water collection area to collect concrete as the concrete is being washed down with the water stream from a concrete conveying device; passing the concrete laden water stream through a concrete retention structure, the concrete retention structure comprising: a silt guard coupled to a drainage system for conveying the water stream, wherein the silt guard has a body portion, and a filter; the body portion having an open lower end attached to and in fluid communication with the drainage system and further having a series of ribs extending between the upper and lower ends of the body and defining passages therebetween in fluid communication with the drainage system; and with the filter received over and supported on the body portion, the filter being formed from a porous filtering material; retaining and filtering the concrete from the water stream as it passes through the concrete retention structure; and directing the filtered water stream into the drainage system.
- 27. The method of claim 26 further comprising:providing a drainage pipe to the measures to convey the concrete and the water stream; and providing a fluid distributing pan having a fluid distributing orifice, the orifice being in fluid communication with the drainage pipe, wherein the fluid distributing pan fits over and seats upon the drainage pipe and the fluid distributing pan being removably mountable to the drainage pipe; the fluid distributing pan fitting over and seating upon the drainage pipe on one side and the silt guard coupling to the fluid distributing pan opposite the drainage pipe.
CROSS REFERENCE TO RELATED APPLICATIONS
The present application is a continuation-in-part of U.S. patent application Ser. No. 09/465,501, filed Dec. 17, 1999, now U.S. Pat. No. 6,261,445 issued Jul. 17, 2000, which is a continuation-in-part of U.S. patent application Ser. No. 09/052,649, filed Mar. 31, 1998, now U.S. Pat. No. 6,004,457 issued Dec. 21, 1999, which is a continuation-in-part of U.S. patent application Ser. No. 09/834,446, filed Apr. 16, 1997 and issued as U.S. Pat. No. 5, 843,306 on Dec. 1, 1998.
US Referenced Citations (29)
Non-Patent Literature Citations (5)
Entry |
HydroCAD® Stormwater Modeling System, Sample Pond #1, pp. 1-4, 1997, www.hydrocad.net/pond1.htm. |
HydroCAD® Stormwater Modeling System, Sample Pond #2, pp. 1-2, 1997. www.hydrocad.net/pond2.htm. |
Manual for Erosion and Sediment Control in Georgia, Fifth Edition 2000, Georgia Soil and Water Conservation Commission. |
Field Manual for Erosion and Sediment Control in Georgia, Third Edition 1997, Georgia Soil and Water Conservation Commission. |
Catch Basin Erosion Barrier® As Manufactured by Royal Anchor Systems, Inc., Infra-Safe™, which may have been made publicly available as early as Jan. 1998. |
Continuation in Parts (3)
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Number |
Date |
Country |
Parent |
09/465501 |
Dec 1999 |
US |
Child |
09/639463 |
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US |
Parent |
09/052649 |
Mar 1998 |
US |
Child |
09/465501 |
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US |
Parent |
09/834446 |
Apr 1997 |
US |
Child |
09/052649 |
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US |