**Executive Summary**
Engineering Circular No. 01 of 2016, issued on January 12, 2016, addresses the survey of tail shafts. It aligns the practice for tail shaft survey and certification with the revised IACS UR Z.21, superseding Engineering Circular No. 07 of 2013. Ship owners/managers need to take action to comply with the circular.
**Key Points / Main Content**
* **Alignment with IACS UR Z.21:**
* The Directorate has decided to align tail shaft survey and certification practices with the revised IACS UR Z.21.
* **Responsibilities of Recognized Organizations (ROs):**
* ROs must strictly follow the procedures of UR Z.21 for surveying propeller shafts and tube shafts.
* ROs shall carry out propeller shafts and tube shafts extension surveys as per UR Z.21 and forward report to Directorate for concurrence.
* **Responsibilities of Ship Owners/Managers:**
* Ship owners/managers must directly approach the concerned RO for propeller shafts and tube shafts extension surveys as per UR Z.21 and concurrently submit an application to DGS with applicable processing fees for extension as per MS Notice 21 of 2011.
* Ship owners/managers must apply to the Directorate for overdue propeller shafts and tube shafts surveys with applicable processing fees as per MS Notice 21 of 2011.
* **Supersession:**
* This circular supersedes Engineering Circular No. 07 of 2013 dated September 4, 2013.
**Impact Analysis**
**Recognized Organizations (ROs)**
* **Impact:** ROs need to modify their survey procedures to comply with IACS UR Z.21 for propeller and tube shafts, including extension surveys.
* **Action Required:** Implement UR Z.21 procedures and forward survey reports to the Directorate for concurrence.
**Ship Owners/Managers**
* **Impact:** Ship owners/managers will be required to follow the new procedures for tail shaft surveys and extensions.
* **Action Required:** Directly approach ROs for extensions, concurrently apply to DGS with fees as per MS Notice 21 of 2011. Make an application to Directorate for overdue propeller shafts and tube shafts surveys with applicable processing fees as per MS Notice 21 of 2011.
**Directorate General of Shipping (DGS)**
* **Impact:** The DGS is responsible for implementing and overseeing the revised tail shaft survey procedures.
* **Action Required:** Consider reports forwarded to Directorate for concurrence.
Key Entities Referenced
Directorate General of Shipping: Primary subject and regulator responsible for issuing the circular and overseeing the survey of tail shafts.
IACS Unified Requirement (UR) Z.21: International Association of Classification Societies' Unified Requirement concerning surveys of propeller shafts and tube shafts; the circular mandates adherence to its revised version.
Engineering Circular No. 07 of 2013: Previous circular superseded by this one, concerning the procedure for tail shaft surveys.
Ministry of Shipping: Government ministry that the Directorate General of Shipping reports to.
Mumbai: Location of the Directorate General of Shipping office.
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ENGINEERING CIRCULAR NO. 01 OF 2016
No. ENG/Misc-29(73)/09.Pt Date: 1210112016
Subject: Survey of Tail Shafts
Whereas the Directorate General of Shipping had issued Engineering Circular No. 07 of 2013 dated 04th
September,20l3 prescribing the procedure to be adopted for tail shafts surveys and extension of tail
shaft surveys after deliberations with stake holders viz. Ship Owners, Managers, Associations,
Recognized Organizations etc..
Whereas, in the recent past, it has been observed that many ship owners, managers and recognized
organizations (ROs) of Govt. of India have submitted to the Directorate General of Shipping to consider
International Association of Classification Societies (IACS) Unified Requirement (UR) 2.21 as revised
for Surveys of Propeller Shafts and Tube Shafts.
Having considered the various submissions, the Directorate has deliberated the issue with all the stake
holders and decided to align the practice being followed internationally for the tail shaft survey and
certification in accordance with the revised IACS IJRZ.2l with following conditions:
1. ROs shall strictly follow the procedures of UR Z.2l for survey of propeller shafts and tube shafts.
2.
ROs shall carryout propeller shafts and tube shafts extension surveys as per UR 2.21 and forward
report to Directorate for concunence.
\ro' 3.
Ship owners/managers shall directly approach the concerned RO for extension of propeller shafts
'
and tube shafts surveys as per UR Z.2l and concurrently submit application to DGS with
applicable processing fees for extension as per MS Notice 2l of 201I dated 2010712011.
4.
Ship owners/managers shall make application to Directorate for overdue propeller shafts and tube
shafts surveys with applicable processing fees as per MS Notice 2l of 201I dated 2010712011.
This circular supersedes Engineering Circular No. 07 of 2013 dated 04th September ,2013.
This circular issued with the approval of Chief Surveyor with Govt. of India.
\
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Engineer & Ship Surveyor.i[ Xri3"]
To,
l.
The Principal Officer/ Mercantile Marine Department, Mumbai/Kolkata/ Chennai/
Kandla/Kochi.
2.
The Surveyor-in-charge, Mercantile Marine Department, Goa/Jamnagar/Port Blair
/V i sakhapatanam /Tuticorin /Delhi lHaldial P aradip /Mangalo re.
3. All Recognised Organizations.
4.
Indian National Ship-owners' Association.(INSA), Mumbai.
5. ICC Shipping Association, Mumbai
6,
CSAJA/CSS/JI.D-G.
7.
Sr.PS DG(S)
8. Hindi cell with a request to provide Hindi version for dissemination.
g.
Guard file.
10. Computer Cell, DGS with a request to up load in the DGS website.