Logo

ASTM F1099M-98(2011)

Historical Reaffirmation

Standard Specification for Rat Guards, Ship’s (Metric)

$83.00

$83.00

$149.40


Sub Total (1 Item(s))

$ 0.00

Estimated Shipping

$ 0.00

Total (Pre-Tax)

$ 0.00


...

1.1 This specification covers the materials, dimensions, and assembly of steel and aluminum rat guards.

1.2 Rat guards are intended to prevent rats from boarding ships by way of mooring lines.

1.3 The values stated in SI units are to be regarded as the standard.

1.4 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 and health practices and determine the applicability of regulatory limitations prior to use.


This specification covers the materials, dimensions, and assembly of steel and aluminum rat guards intended to prevent rats from boarding ships by way of mooring lines. Rat guards shall be classified into three types, namely: Type I, Type II, and Type III. Type I rat guards shall be made of the prescribed aluminum-alloy sheet metal; Type II rat guards shall be made of the prescribed galvanized sheet steel; and Type III rat guards shall be made of either of these specified materials. Types I and II rat guards shall be provided with the following: hinge bolt, guide and tie rope, and grommet. Type III rat guards shall consist of two half disks and two half tapered sleeves and the hinge bolt provided with each rat guard shall consist of a commercial hexagon head bolt, nut, and washer, all made of corrosion resistant steel. The dimensional requirements such as thickness of disk, sleeve, and guide for galvanized steel or aluminum sleeve of Type III rat guard are specified. Type I and Type II rat guard configurations and Type III rat guard assembly are detailed and illustrated.


SDO ASTM: ASTM International
Document Number F1099
Publication Date May 1, 2011
Language en - English
Page Count 5
Revision Level 98(2011)
Supercedes
Committee F25.07
Publish Date Document Id Type View
April 1, 2018 F1099M-18 Revision
April 10, 1998 F1099M-98 Revision
May 1, 2023 F1099M-18R23 Reaffirmation
May 1, 2011 F1099M-98R11 Reaffirmation
Jan. 1, 2005 F1099M-98R05 Reaffirmation