ABS 154 NOTICE 1-2016 GUIDE FOR MEANS OF ACCESS TO TANKS AND HOLDS FOR INSPECTION.pdf

1、 GUIDE FOR MEANS OF ACCESS TO TANKS AND HOLDS FOR INSPECTION APRIL 2016 NOTICE NO. 1 November 2016 The following Changes were approved by the ABS Rules Committee on 4 November 2016 and become EFFECTIVE AS OF 1 NOVEMBER 2016. (See http:/www.eagle.org for the consolidated version of the Guide for Buil

2、ding and Classing Accommodation Barges 2014, with all Notices and Corrigenda incorporated.) Notes - The date in the parentheses means the date that the Rule becomes effective for new construction based on the contract date for construction, unless otherwise noted. (See 1-1-4/3.3 of the ABS Rules for

3、 Conditions of Classification (Part 1).) SECTION 4 VERTICAL LADDERS, INCLINED LADDERS, AND HANDLES (Revise note “*” to Section 4, Figure 2, as follows:) FIGURE 2 Staggered Vertical Ladder (1 November 2016) *= (1 November 2016) The minimum height of the handrail of resting platform is of 1000 mm (39.

4、5 in.) Technical Provision, resolution MSC.158(78), paragraph 3.3. SECTION 6 ALTERNATIVE MEANS OF ACCESS 4 Guidance for Alternative Means of Access 4.6 Rafting 4.6.1 General Guidance (Revise Item ii), as follows:) Rafts or boats alone may be allowed for close-up survey of the under deck areas for ta

5、nks or spaces if the depth of the webs are 1.5 m (59.0 in.) or less. If the depth of the webs is more than 1.5 m (59.0 in.), rafts or boats alone may be allowed only: - When the coating of the under deck structure is in good condition and there is no evidence of wastage; or - If a permanent means of

6、 access is provided in each bay to allow safe entry and exit. This means: ABSGUIDE FOR MEANS OF ACCESS TO TANKS AND HOLDS FOR INSPECTION .2016 1 Notice No. 1 November 2016 i) Access direct from the deck via a vertical ladder and a small platform fitted approximately 2.0 m (79.0 in.) below the deck i

7、n each bay; or ii) (1 November 2016) Access to deck from a longitudinal permanent platform having ladders to deck in each end of the tank. The platform shall, for the full length of the tank, be arranged in level with, or above, the maximum water level needed for rafting of under deck structure. For

8、 this purpose, the ullage corresponding to the maximum water level is to be assumed not more than 3 m (118 in.) from the deck plate measured at the midspan of deck transverses and in the middle length of the tank. (See Figure below). A permanent means of access from the longitudinal permanent platform to the water level indicated above is to be fitted in each bay (e.g., permanent rungs on one of the deck webs inboard of the longitudinal permanent platform). 3.0 m3.0 m2 ABSGUIDE FOR MEANS OF ACCESS TO TANKS AND HOLDS FOR INSPECTION .2016