sample of introduction to coastal engineering part two
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INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH & INSTRUCTION INSTITUTE A DIVISION OF FAITH CONGLOMERATE LLC
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
COASTAL STRUCTURES Coastal Structures play an important role and come in various formats such as ● Harbours● Revetments / Seawalls● Breakwaters● Anchorage Areas
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
COASTAL STRUCTURES REVETMENT
This concrete lining is to protect the banks against erosion.Note the arch in the diagram is to celebrate The Queen opening the Conwy tunnel in 1991.
© Copyright Nigel Chadwick
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
HARBOURSCAPRI HARBOUR ITALY
Picture by Adrian Pingstone. http://en.wikipedia.org/wiki/File:Capri.harbour.from.above.arp.jpg
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
ENGINEER'S ROLEEngineers play an important active role in Coastal Engineering , working on ● Design and Management of Waterways to ease
navigation● Design of Docks● Design of Protective Structures● Facility Design
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
CLASSIFICATION SCHEMATICHARBOUR
NATURAL SEMI-NATURAL MAN - MADE
COMMERCIALHARBOUR OF REFUGE
MILITARY
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
ARTIFICIAL HARBOURS Artificial Harbours are created through Engineering processes such as● Dredging● Introduction of Coastal Structures (e.g Breakwater) Artificial Harbours provide a safe haven for Marine Vessels
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
PORTSTypical Port Structures are:- ● Passenger Terminals● Cargo Terminals● Docks● WarehousesTransit Sheds Transportation Infrastructure● Fire Stations● Safety and Security Stations
Taken from onboard the Yorkshire Waterways Museum's tug, Wheldale.
© Copyright Christine Johnstone and licensed for reuse under this Creative Commons Licence
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
BREAKWATERSArmouring is also made out of Concrete and is molded into varying forms. Typical Concrete forms are● Cubic / Rectangular Armour ● Tetrapods
Tetrapods by Takashi Tomooka © Copyright Cod
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
EXAMPLEIt is proposed to design a Rock Armour Breakwater at Cape Cod.
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
VAN der MEER FORMULAESURGING WAVES CONDITION FORMULA (HS / Dn 50 ) = 1.0P-0.13 ( S / N )0.2 Cot 0 Em
P
P = Notional Permeability FactorS = Damage LevelN = Number of Waves ( Storm Duration)Dn50= Normal Stone DiameterEm= Iribarren Number ( Surf Similarity Parameter ) = Relative Mass Density HS= Significant Wave Height
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
CHANNELS ( NAVIGATION CHANNELS )● Channel Depth● Channel Width● Channel Alignment
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH AND INSTRUCTION UNIT
CHANNEL WIDTHThe Nominal Width of the Channel is influenced by numerous factors , e.g
● Ship Maneuverability● Ship Proportions● Sea Lanes● Channel Curvature● Human Factors● Currents● Traffic Volume● Speed
INTRODUCTION TO COASTAL ENGINEERING PART TWO
FAITH RESEARCH & INSTRUCTION INSTITUTE A DIVISION OF FAITH CONGLOMERATE LLC