CIDA / ICTAD CERTIFIED [SP-1]
+94 75 375 1921 | ISO 9001:2015
NEXA ENGINEERING

Structural & Architectural Practice LK

STRUCTURAL ENGINEERING COVENANT • 25-YEAR WARRANTY

Structural Precision.
Architectural Distinction.

NEXA is a premier civil engineering practice and high-end construction firm in Sri Lanka. We engineer custom residences, commercial complexes, and industrial infrastructure with rigorous soil-specific foundation science and transparent BOQ modeling.

CIDA CLASS SP-1 General Civil
READY-MIX SPEC Grade 25/30 Concrete
STEEL REBAR SLS 375 High Yield
SOIL ADAPTABILITY Limestone & Saline
Signature Residence
CAD PROJECT REF: #LK-N09
Nallur Residential Estate

5,400 SQ.FT Turnkey Construction

Foundation: Engineered Continuous Raft • Saline-Sealed

SLS Certified Inspection
140+ Completed Structures
100% Council Approvals Cleared
28-Day Concrete Cube Testing
25 Years Structural Covenant

Limestone & Soil Geotechnics

Specialized in Northern Province red-yellow latosols and coastal limestone formations. We execute bore-hole core penetration tests to prevent building settlement cracks.

Transparent Bill of Quantities

No escalated midway surprise costs. Full material schedules calibrated to latest Sri Lankan cement, steel, and artisan labour rates with stage payments.

Turnkey Handover & COC

From initial Urban Development Authority (UDA) / Municipal council permits to German polymer waterproofing and formal Certificate of Conformity (COC).

REAL-TIME SRI LANKA CONSTRUCTION COST ALGORITHM

Construction Cost & BOQ Estimator

Estimate preliminary turnkey investments in Sri Lankan Rupees (LKR) based on exact floor area, structural complexity, foundation geography, and architectural finish grade.

3,200 SQ.FT
800 SQ.FT (Compact) 5,000 SQ.FT (Large Manor) 12,000 SQ.FT (Multi-Storey Complex)
PRELIMINARY BOQ SCHEDULE

Total Turnkey Budget

SLS ACCREDITED
ESTIMATED CONTRACT INVESTMENT:
LKR 41,600,000
Base Unit Rate: LKR 13,000 / sq.ft
Structural RCC & Steel (52%) LKR 21.63M
Tile, Teak Joinery & Finishes (28%) LKR 11.65M
MEP (Plumbing, Conduits, AC) (14%) LKR 5.82M
UDA Approvals & Engineering Cert (6%) LKR 2.50M

Transmits parameters directly to our Chartered Structural Engineer on duty.

ARCHITECTURAL ARCHIVE • SRI LANKA

Engineered Landmarks

Villa Sanctuary
JAFFNA (NALLUR)
5,200 SQ.FT • COMPLETED

The Sanctuary Villa

Contract Type Turnkey Architectural
Foundation Limestone Raft Slab
Inspect Structural Blueprint
Medical Plaza
COLOMBO 07
18,500 SQ.FT • 6 FLOORS

Apex Medical Plaza

Structural Standard BS 8110 High Load
Soil System Micro-Piling to Bedrock
Inspect Structural Blueprint
Oceania Villa
TRINCOMALEE
4,100 SQ.FT • COASTAL SPEC

Oceania Modernist

Saline Barrier Epoxy Rebar + Sealant
Water Storage 40,000L Underground Sump
Inspect Structural Blueprint
Port Shed
KANKESANTHURAI
32,000 SQ.FT • PRE-ENGINEERED

KKS Port Logistics

Framework Column-Free Heavy Steel
Floor Slab Load 8 Metric Tons / m²
Inspect Structural Blueprint
Commercial Arcade
HOSPITAL RD, JAFFNA
12,000 SQ.FT • 4 STOREYS

Vanguard Arcade

Council Clearance UDA Fast-Track Approved
Facade Assembly Thermal Curtain Glass
Inspect Structural Blueprint
Heritage Manor
KOPAY, NORTH
6,800 SQ.FT • COURTYARD

The Courtyard Manor

Joinery Timber Seasoned Northern Teak
Passive Ventilation Wind Scoop Courtyard
Inspect Structural Blueprint
END-TO-END CIVIL METHODOLOGY

4-Stage Turnkey Architectural Process

Every build contract is managed by chartered structural engineers to eliminate project delay risks and material deficiencies.

01
P1

Architectural Design & 3D BIM

Topographical land measurement, wind and solar orientation studies, and photorealistic 3D interior & exterior visualizations. Includes full structural calculations before breaking ground.

Deliverable: Architectural 3D Walkthrough & BIM Model
02
P2

Council Approvals & Geotechnics

Soil core boring tests, ground water permeability assessments, and expedited permit clearances with Jaffna Municipal Council, Urban Development Authority (UDA), or RDA.

Deliverable: Legal Council Approved Building Permit
03
P3

Reinforced Civil Construction

Full-time on-site civil supervisor, computerized ready-mix concrete pouring with slump tests, SLS 375 Tor steel rebar frameworks, and continuous WhatsApp photo progress audits for overseas clients.

Deliverable: RCC Frame & Masonry Handover
04
P4

Turnkey Finishing & COC Handover

Precision Italian or Lanka tiles installation, German polymer waterproofing warranties, customized teak joinery, sanitary fittings, and formal municipal Certificate of Conformity (COC).

Deliverable: 25-Year Structural Covenant + Golden Key
QUALITY AUDIT STANDARDS

Engineering Material Matrix

Why NEXA engineering specifications withstand the harsh saline and climatic conditions of Sri Lanka.

Material Specification Standard Contractor Practice NEXA Chartered Standard
Structural Steel Reinforcement Uncertified local re-rolled bar mixes 100% SLS 375 / BS 4449 Grade 500W High-Yield Tor Steel
Concrete Strength & Curing Manual site-mixed batching with inconsistent water-cement ratios Ready-Mix Grade 25/30 (Tokyo Super / Holcim) with 28-day cube crush tests
Terrace & Bathroom Waterproofing Single cement slurry wash (Cracks within 2 years) German 2-Component Elastomeric Polymer Membrane (10-Yr Guarantee)
Foundation Soil Testing Visual guesswork; high subsidence crack risks Standard Penetration Test (SPT) and Plate Load Bearing analysis
Supervision & Structural Endorsement Uncertified mason foremen Resident B.Sc Civil Engineer + Chartered Structural Engineer Sign-Off
SCHEDULE AN INSPECTION

Regional Engineering Hubs

Consult with our civil engineers at our Jaffna headquarters or corporate desk in Colombo.

NORTHERN PROVINCE HEADQUARTERS

Jaffna Main Bureau

Hospital Road (Near Teaching Hospital),
Jaffna, Northern Province, Sri Lanka.

+94 75 375 1921 • Mon - Sat: 8:00 AM - 6:30 PM
WESTERN PROVINCE CONSULTATION DESK

Colombo Office

Level 04, Galle Road (Kollupitiya),
Colombo 03, Sri Lanka.

1-TAP WHATSAPP DESK

Share land deed sketches, survey maps or floor plans for prompt feasibility feedback.

Open WhatsApp (+94 75 375 1921)

Request Site Feasibility & BOQ

Submit project details. Our civil engineers will review ground elevation and contact you within 24 hours.

Guaranteed confidentiality. Engineering records remain private under standard NDAs.