ASTM F1309-23 PDF

SIGNIFICANCE AND USE 3.1 This practice provides the three principal methods of fitting chocks to marine machinery foundations to ensure that the machinery is free of vibration and perfectly aligned after installation. 3.1.1 The three principal methods of installing chocks described herein are as follows: 3.1.1.1 Type A—Epoxy-based resin, nonshrinking, and 3.1.1.2 Type B—Two-piece wedge chocks. 3.1.1.3 Type C—Solid, one-piece fitted chocks. SCOPE 1.1 This practice covers the acceptable methods of fitting chocks to marine machinery foundations. 1.2 The values stated in SI units shall be regarded as standard. The values in parentheses are for information only. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.