Exterior lining for catch basin or manhole

  • US 5,800,648 A
  • Filed: 02/11/1997
  • Issued: 09/01/1998
  • Est. Priority Date: 07/11/1994
  • Status: Expired due to Term
First Claim
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1. A method for sealing a manhole riser, said method comprising the steps of:

  • a. selecting a first and second band of elastomeric material, said first and second band having a total height of at least the height of the manhole riser from the base of the bottom adjusting manhole riser to the top edge of the top adjusting ring of the manhole riser;

    b. placing said first band over said manhole riser and positioning a bottom edge of said band at said base of said manhole riser; and

    c. placing said second band over said manhole riser, positioning said second band such that it extends over said top edge of said first band and also extends over said top edge of said top adjusting ring.

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