Marine engineering, ship design

« Floating machines


Gravel production with bucket-ladder
( IG-000-000 )

Name of floating machine:IGRICI 150 t/h bucket-ladder dredger
Floating machine category:Floating belt conveyor for dredger
Type of purpose:Gravel production with bucket-ladder

Project's details:

Project number:IG-000-000
Project name:Technical description and reconstructional project documentation of IGRICI 150 t/h bucket-ladder dredger

Applied rules/registers:

Belvízi hajók, úszó kikötőhelyek, követelmények, vizsgálatok (MSZ EN 14504) 
A belvízi utakon közlekedő úszólétesítmények hajózásra alkalmassága és megfelelősége feltételeiről, az úszóképesség vizsgálatáról és tanúsításáról szóló 13/2001. (IV.10.) KöViM rendelet. 

Main features:

Length overall with dredger and lifted dredging ladder, Lbef [m]97,84
Maximum length, Lmax1 [m]94,34
Maximum conveyor length, Lmax3 [3]75,84
Maximum breadth, Bmax [m]14,62
Pontoon breadth, B [m]14,62
Waterline breadth, Bcw1 [m]14,62
Depth, D [m]1,066
Freeboard, f [m]0,45
Airdraft from baseline, Hfix [m]9,75
Lightship of floating machine with bucket-ladder dredger, delta 0 [t]102,5
Maximum displacement with bucket-ladder dredger, delta maxv [t]122,6
Maximum displacement (with gravel piling), delta max [t]53,9
Lightship of floating belt conveyor [t]47,5
Maximum pontoon draugth, Th [m]0,602
Dredging, conveying mass flow [t/h]150
Crew, n1 [fő]2

Ship engineer tasks:

Technical description 
General arrangement, general structure design 
Technical description of electrics 
Drawings 
General arrangement of floating structures 
General structural design 
Detail calculations according to 13/2001. / II. / 17. regulation 
Calculation of hydrostatics 
Weight and stability calculation 
Buoyancy and stabilty check 
Subdivision and damage stability calculations 
Strength analysis 
Electrical load calculation, electric networks, emergency lighting, lightning protection 
Arrangement of fire-protecting equipments 
Fire safety instructions 
Arrangement of equipments and lifesaving means 
Operational guide 
Constructional documentation and instructions 
Plate development and cutting plan 
Supervision of construction and repair