addendum

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addendum

1. the radial distance between the major and pitch cylinders of an external screw thread
2. the radial distance between the pitch circle and tip of a gear tooth

Addendum

Written or graphic document issued before the receipt of bids that modifies or interprets the bidding documents, by additions, deletions, clarifications, or corrections. They usually become part of the final contract documents.

addendum

[ə′den·dəm]
(design engineering)
The radial distance between two concentric circles on a gear, one being that whose radius extends to the top of a gear tooth (addendum circle) and the other being that which will roll without slipping on a circle on a mating gear (pitch line).

addendum

A written or graphic instrument issued prior to the execution of the contract which modifies or interprets the bidding documents, including drawings, and specifications, by additions, deletions, clarifications or corrections; becomes part of the contract documents when the construction contract is executed.
References in periodicals archive ?
According to Mike Hendy, Vice President, North America at Equipos, "We are excited to be partnering with Addenda Capital on their client reporting initiative and adding to our rapidly expanding list of Canadian clients.
Addenda Capital has offices in Montreal, Guelph, Toronto and Regina and its team of over 50 investment professionals manages $24.
DISA markets the HIPAA Addenda table data to support the ASC X12 standards.
WPC offers a detailed description of the HIPAA Addenda table data at http://www.
The ASC X12N Addenda to the Implementation Guides are designed to be used in concert with the May 2000 Implementation Guides.
The Implementation Table in each Addenda contains only those pages that reflect changes to the table.
Addenda are also manually printed and shipped, which costs the organization hundreds of thousands of dollars annually.
Internally, Ohio DOT users collaborate faster when preparing bids and addenda for distribution.
Beginning with ProVTR, an Adobe Premiere device control plug-in for both the Mac and the PC, and Pipeline MediaDeck, a deck control plug-in for the Data Translation Media 100, Pipeline will add support for the Addenda interface.