2. PROFESSIONAL TRAINING & EXPERIENCE
WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
1) 2007 Feb - 2007 July (5.5 months)
Maga Engineering Pvt Ltd.
Ready-mix concrete batching
plant, Kelaniya
Ceylinco Celestial Residencies
Project, Colombo 03. ( The Grand
Hyatt)
Engineering
Apprentice
• Supervision of laboratory
testing
• Supervision of trial mixes
• Visiting supply sites and
calculation of required concrete
quantities.
• Maintain daily records, progress
records
• Supervision of reinforcement
work on beams and slabs.
• Arranging reinforcement
inspections with consultant.
• Preparing bar bending
schedules
Nilantha Sandaruwn
4. WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
2) June 2008 to Aug. 2010 (26 months)
China Geo Engineering
Corporation(contractor)
- Hambantota Water Supply Project,
Ambalantota.
(Project Value: US $16 million and
funded by ADB)
- Client : National Water Supply &
Drainage Board.
- Consultant: Ceywater Consultant Pvt
Ltd
• Construction of Raw water Intake
• Construction of water treatment plant,
raw water pumping main, treated
water pumping mains
• Construction of 3500m3
capacity clear
water tank, ancillary buildings
• 42km of DI pipe laying ( 200mm dia.
Site
Engineer
(treatmen
t plant &
Intake)
• Directed & Participated in
Surveying and setting out
of structures.
• Prepared construction
programs
• Inspected & supervised
site construction activities.
• Prepared progress reports
& progress monitoring
• Supervised and arranged
quality assurance tests.
• Arranging site inspections
• Preparing bar bending
schedules.
• Certifying material reorder
quantities
• Arranging machineries and
construction equipment
PROFESSIONAL TRAINING & EXPERIENCE (continued….)
Nilantha Sandaruwn
5. Aerator & Flocculator Decanter Building
Filtration plant- backwash pipes. Flocculator and clarifiers
Nilantha Sandaruwn
8. WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
3) Aug. 2010 to May 2011 (09 months)
Provincial Engineering
Organization, western province
- Horana Divisional Engineer’s Office
- Panadura Divisional Engineer’s
Office
• New administrative building,
Bulathsinghala base hospital
• Two storey school buildings for
Ingiriya, Handapangoda and
Geekiyanakana schools.
• Development of Udugalakanda GS
• Preliminary site clearing work for
new 4 storey ward complex,
Panadura base hospital.
• Renovation of Kethumathi hospital,
Panadura.
Civil
Engineer
II/II
• Construction and quality
assurance supervision
• Supervision of the preparation
of BOQ’s
• Assist for tender evaluation
• Verifying contractor’s claim by
site visiting and recommending
for payments.
• Preparing progress reports
• Attending progress meetings
• Attending DDC meetings
• Coordinating with divisional
secretaries, divisional education
directors, hospital authorities
regarding development projects,
bid evaluations and payments to
contractors.
PROFESSIONAL TRAINING & EXPERIENCE (continued….)
Nilantha Sandaruwn
9. PROFESSIONAL TRAINING & EXPERIENCE (continued….)
WORK ORGANIZATION/DURATION Project Components
4) June 2011 to May 2015 (48 months)
Greater Colombo Water
Rehabilitation Project (ICB 03)
Project values : US $ 4.0 million for
consultancy and US $ 20.0 million for
construction contracts.(funding by
JICA)
- Client: National Water Supply &
Drainage Board
- Consultant: Ceywater Consultant Pvt.
Ltd. In association with Nihon Suido
Consultant Co.Ltd.
- Structural Consultant : Dayananda
Associates Pvt Ltd.
- Contractor: China Geo Corporation
• Construction of 22000 m3
capacity
circular post-tensioned ground
reservoir at Colombo 10.
• Construction of Valve house and
rehabilitation of chlorine building
• 35000m3
and 12000m3
capacity
(square shape ) ground reservoirs
at Colombo 15.
• 1500m3
capacity Intz-type water
tower at Gothatuwa.
• Laying of 1200mm dia. 4.5km long
DI transmission main form
Ambatale to Gothatuwa.
• 500/300 mm dia. 3.475 km long DI
distribution mains at Kotikawatta –
Mulleriyawa.
Nilantha Sandaruwn
10. PROFESSIONAL TRAINING & EXPERIENCE (continued….)
WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
4) June 2011 to May 2015 (48 months)
Greater Colombo Water
Rehabilitation Project (ICB 03)
- Dayananda Associates Pvt Ltd
(June 2011 to December 2012 –
6.5 months)
Trainee
Design
Engineer
• Assist Chief Structural Engineer
for design changes of Elie House
reservoir (35000m3
capacity)
and roof slab design changes of
Maligakanda reservoir( 22000m3
capacity).
• Preparation of design drawings
and detailing drawings
• Design calculation for structural
elements such as slabs,
columns, beams, foundations
and staircases.
• Attending site visits and taking
site measurements
Nilantha Sandaruwn
11. WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
4) June 2011 to May 2015 (48 months)
Greater Colombo Water
Rehabilitation Project (ICB 03)
- Dayananda Associates Pvt Ltd
(December 2011 to July 2012 – 7.5
months)
Design
Engineer,
• Design of new office building
consisting of 4 floors with a total
floor area of 3168 m2
.
Design Information
I. Fire rating of the building :1.0hr
II. Density of concrete 24kN/m3
III. Characteristic strength of
concrete , fcu = 25 N/mm2
IV. Characteristic strength of steel,
fy=460 N/mm2.
V. Cover to reinforcement 50mm in
structural elements below
ground and /or contact with
water. At all other areas, cover
=25mm.
VI. Allowable bearing capacity of
soil 200 kN/m2
.
PROFESSIONAL TRAINING & EXPERIENCE (continued….)
Nilantha Sandaruwn
13. WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
4) June 2011 to May 2015 (48
months)
Greater Colombo Water
Rehabilitation Project (ICB 03)
(July 2012 to May 2015 –
35months)
• Construction completion of
22000m3 capacity ground
reservoir.
• The reservoir was circular
reinforced concrete structure
with 500mm thick perimeter
wall on a ring foundation and
accompanied by 69 numbers of
bonded post-tension tendons.
Site
Engineer
(Maligaka
nda)
• Preparation of guidelines for post-
tensioning and grouting.
• Design of spiral reinforcement
• Preparation of lists of material,
equipment and compliance tests.
• Directed surveying and setting out
work.
• Construction supervision and issuing
site instructions
• Issuing variation orders up on
consultation with senior project
manager.
• Preparing physical and financial
progress reports.
• Progress monitoring and conducting
progress review meetings with
contractor
• Supervision of quality assurance
tests.
PROFESSIONAL TRAINING & EXPERIENCE (continued….)
Nilantha Sandaruwn
14. Excavation for base slab Screed concrete completed
Ring foundation on progress Base slab RF work
Nilantha Sandaruwn
15. MS strips for making ducts Rolls of strands
Bolsters Anchor platesNilantha Sandaruwn
16. Ducts & Air vents Wall Formwork
Trial Stressing of Strands Permanent StressingNilantha Sandaruwn
17. Grout mixing Grout Pumping
Pre-load testing prior to the roof slab. Polyurethane Injection for leak repair
Nilantha Sandaruwn
18. RF work for Roof slab
Roof slab panels
Cutting of an existing 800 mm dia pipeline
to connect new reservoir outlet. Outlet – after connected to the system.Nilantha Sandaruwn
19. PROFESSIONAL TRAINING & EXPERIENCE (continued….)
WORK ORGANIZATION/DURATION POSITION
HELD
WORK EXPERIENCE
5) May 2015 to Date (06 months)
Sheraton Hotel Project,
Colombo 03.
Project Value: US $ 100 m. Approx.
- Developer: Lanka Hotels &
Residencies Pvt Ltd
- Architect: Lakvidu Design
Consultant/ WS Atkins &
Partners.
- Structural Consultant :
Dayananda Associates Pvt Ltd
• Block A- Hotel tower with 22
floors and a basement.(300
guest rooms)
• Block B- Office tower with 25
floors+basement(150000 sq.ft.)
• Block C- 7 storey hotel
activities, banquet & pool
(40000 sq.ft)
Resident
Engineer
(Blocks B
& C)
• Supervised soil investigation for
blocks B and C
• Supervised Bored and cast in situ test
pile (800 mm dia.) and testing of
piles ( PIT and PDA tests)
• Supervised pile boring, termination
and concreting of 101 piles out of
130.
• Directed surveying and setting out of
piles.
• Preparing physical and financial
progress reports.
• Progress monitoring and conducting
progress review meetings with
contractor
• Supervision of quality assurance
tests.
• Certifying contractor’s bill
Nilantha Sandaruwn
