Iranian Classification Society Rules

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STEMS AND STERN FRAMES

Stems

Stern Frames


Introduction to the Classification Technical Rules 2015 17

CONTENTS OF CLASSIFICATION TECHNICAL RULES

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CHAPTER

3

LONGITUDINAL STRENGTH

Section

1

General

Section

2

Bending Strength

Section

3

Buckling Strength


CHAPTER


4


PLATE KEELS AND SHELL PLATINGS

Section

1

General

Section

2

Plate Keels

Section

3

Shell Plating for Midship Part of Ship

Section

4

Shell Plating for End Parts

Section

5

Side Plating in way of Superstructure

Section

6

Local Compensation of Shell Plating


CHAPTER


5


DECKS

Section

1

General

Section

2

Effective Sectional Area of Strength Deck

Section

3

Deck Plating


CHAPTER


6


SINGLE BOTTOMS

Section

1

General

Section

2

Centre Keelsons

Section

3

Side Keelsons

Section

4

Floor Plates

Section

5

Longitudinals

Section

6

Strengthened Bottom Forward


CHAPTER


7


DOUBLE BOTTOMS

Section

1

General

Section

2

Centre Girders

Section

3

Side Girders

Section

4

Solid Floors

Section

5

Bottom Longitudinals

Section

6

Inner Bottom Plating and Margin Plates

Section

7

Hold Frame Brackets

Section

8

Open Floors

Section

9

Construction of Strengthened Bottom Forward


CHAPTER


8


FRAMES

Section

1

General

Section

2

Frame Spacing

Section

3

Transverse Hold Frames

Section

4

Side Longitudinals

Section

5

Tween Deck Frames

Section

6

Frames in Both Peaks


CHAPTER


9


CANTILEVER BEAM CONSTRUCTION

Section

1

Cantilever Beams

Section

2

Web Frames

Section

3

Connection of Cantilever Beams to Web Frames


CHAPTER


10


BEAMS

Section

1

General

Section

2

Deck Load

Section

3

Longitudinal Beams

Section

4

Transverse Beams

Section

5

Beams on Bulkhead Recesses and Others


18 Introduction to the Classification Technical Rules 2015

CONTENTS OF CLASSIFICATION TECHNICAL RULES

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Section 6

Section 7

Section 8

Beams on the Top of Deep Tanks

Deck Beams Supporting Specially Heavy Loads Beams on Deck Carrying Unusual Cargoes


CHAPTER

11

DECK GIRDERS

Section

1

General

Section

2

Longitudinal Deck Girders

Section

3

Transverse Deck Girders

Section

4

Deck Girders in Tanks

Section

5

Hatch Side Girders

Section

6

Hatch End Girders


CHAPTER


12


PILLARS

Section

1

General

Section

2

Scantling of Pillars


CHAPTER


13


ARRANGEMENTS TO RESIST PANTING

Section

1

General

Section

2

Arrangements to resist Panting Forward the Collision Bulkhead

Section

3

Arrangements to resist Panting Abaft Aft Peak Bulkhead


CHAPTER


14


WATERTIGHT BULKHEADS

Section

1

Arrangement

Section

2

Construction

Section

3

Watertight Doors


CHAPTER


15


DEEP TANKS

Section

1

General

Section

2

Bulkheads of Deep Tanks

Section

3

Fittings of Deep Tanks


CHAPTER


16


SUPERSTRUCTURES AND DECKHOUSES

Section

1

General

Section

2

Construction

Section

3

Access Openings in Superstructure End Bulkheads


CHAPTER


17


MACHINERY SPACES AND ENGINE CASINGS

Section

1

General

Section

2

Main Engine Foundations

Section

3

Construction of Boiler Rooms

Section

4

Thrust Blocks and Foundations

Section

5

Machinery Space Openings


CHAPTER


18


TUNNELS AND TUNNEL RECESSES

Section

1

General


CHAPTER


19


HATCHWAYS AND OTHER DECK OPENINGS

Section

1

General

Section

2

Hatchways

Section 3

Hatch Openings closed by Portable Covers and secured

Battening Devices

Weathertight by Tarpaulins and

Section 4

Section 5

Section 6

Hatchways Closed by Weathertight Covers Fitted with Gaskets and Clamping Devices Hatchway Covers for Sand Carrier and Dredger

Companion ways and Other Deck Openings