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Quotation Estimate Geologist in Thailand Bangkok –Free Word Template Download with AI

Siam Geological & Environmental Consulting Co., Ltd.

128/44 Sukhumvit Road, Khlong Toei, Bangkok 10110, Thailand

Tel: +66-2-255-8899 | Email: [email protected] | VAT No: 0105556789012

Quotation Estimate No.: SGC-2025-BKK-0472
Date of Issue: 15 June 2025
Valid Until: 15 July 2025 (30 calendar days)
Prepared For (Client): Mr. Somchai Prasert – Bangkok Metropolitan Development Authority (BMDA)
Project Location: Thailand Bangkok – Chulalongkorn University Research Campus, Bang Rak District
Scope Reference: Geotechnical & Geological Site Investigation for High-Rise Construction

1. Introduction and Purpose of This Quotation Estimate

This Quotation Estimate is issued by Siam Geological & Environmental Consulting Co., Ltd. to provide a comprehensive and transparent breakdown of costs for the engagement of a licensed Geologist and supporting geological field team to conduct a full site investigation in Thailand Bangkok. The purpose of this document is to outline the professional services, equipment, laboratory analyses, and reporting deliverables that will be provided under the scope of work agreed upon by both parties. All pricing in this Quotation Estimate is quoted in Thai Baht (THB) and is inclusive of applicable Value Added Tax (VAT) at the current rate of 7% as mandated by the Revenue Department of Thailand.

2. Scope of Geologist Services in Thailand Bangkok

The Geologist engaged under this Quotation Estimate shall hold a valid professional license issued by the Geological Survey of Thailand (GST) and the Council of Geologists of Thailand. The scope of geological services to be performed in Thailand Bangkok includes, but is not limited to, the following activities:

  • Desktop Geological Review: Compilation and interpretation of existing geological maps, borehole logs, and seismic data specific to the Bangkok Basin sedimentary sequence (Chao Phraya Formation, Bang Pakong Formation, and overlying alluvial deposits).
  • Field Geologist Supervision: On-site supervision of all borehole drilling operations, including a minimum of 12 boreholes at depths ranging from 15 to 60 meters below ground level, covering the full project footprint in Thailand Bangkok.
  • Soil and Rock Sampling: Collection of undisturbed and disturbed samples at specified intervals for laboratory geotechnical and geochemical analysis.
  • In-Situ Testing: Standard Penetration Tests (SPT), Cone Penetration Tests (CPT), and dilatometer tests conducted by the Geologist team under direct supervision.
  • Groundwater Assessment: Installation of temporary monitoring piezometers to evaluate groundwater levels, flow direction, and potential contamination risks in the Thailand Bangkok aquifer system.
  • Geological Mapping: Preparation of a detailed 1:500 scale geological cross-section and plan map of the site, identifying lithological boundaries, fault traces, and karst features relevant to the Bangkok alluvial plain.
  • Final Geologist Report: A comprehensive 200-page technical report in English and Thai, including recommendations for foundation design, dewatering strategies, and environmental risk mitigation specific to Thailand Bangkok construction conditions.

3. Itemized Cost Breakdown

Item No. Description of Geologist Service Unit Qty Unit Rate (THB) Amount (THB)
1 Senior Geologist – Desktop Study & Planning (Bangkok Basin) Man-day 10 18,500 185,000
2 Field Geologist – Borehole Supervision & Logging (12 boreholes) Borehole 12 42,000 504,000
3 In-Situ Testing (SPT, CPT, DMT) – Geologist Supervised Test 48 6,800 326,400
4 Groundwater Monitoring & Piezometer Installation Point 6 28,500 171,000
5 Geological Mapping & Cross-Section Preparation (1:500) Lot 1 195,000 195,000
6 Laboratory Geotechnical & Geochemical Analysis (Soil/Rock) Sample 120 3,200 384,000
7 Final Geologist Technical Report (English & Thai, 200 pp.) Report 1 250,000 250,000
8 Travel, Accommodation & Local Logistics within Thailand Bangkok Lot 1 85,000 85,000
9 Project Management & Client Coordination (Geologist Lead) Man-month 3 95,000 285,000
10 Contingency (10% of Items 1–9) Lot 1 2,485,400 248,540
Subtotal (THB) 2,733,940
VAT @ 7% 191,376
TOTAL AMOUNT DUE (THB) 2,925,316

4. Payment Terms

Payment for the services described in this Quotation Estimate shall be made in three installments: (a) 30% upon execution of the service agreement; (b) 40% upon completion of all field Geologist activities in Thailand Bangkok; and (c) 30% upon delivery and acceptance of the final geological report. All payments shall be made via bank transfer to the account of Siam Geological & Environmental Consulting Co., Ltd. within 14 calendar days of invoice issuance.

5. Terms and Conditions

  • This Quotation Estimate is valid for 30 calendar days from the date of issue. After expiry, all rates are subject to revision based on prevailing market conditions in Thailand Bangkok.
  • The Geologist and all field personnel shall comply with the Occupational Safety and Health Act B.E. 2554 (2011) of Thailand and all local regulations of the Bangkok Metropolitan Administration.
  • All geological data, borehole logs, and reports generated under this engagement shall remain the intellectual property of the client upon full payment. The Geologist firm retains the right to use anonymized data for academic publication with prior written consent.
  • Any change in scope, additional boreholes, or extended laboratory testing beyond the quantities stated in this Quotation Estimate shall be subject to a supplementary quotation issued by the Geologist project manager.
  • Force majeure events, including but not limited to flooding in the Chao Phraya River basin, government-mandated shutdowns, or seismic events affecting Thailand Bangkok, shall extend the project timeline without penalty to either party.
  • Disputes arising from this Quotation Estimate shall be resolved through mediation under the rules of the Thai Chamber of Commerce, Bangkok, before any litigation is commenced.

6. Acceptance and Authorization

By signing below, the client acknowledges and accepts the terms, conditions, and pricing set forth in this Quotation Estimate for Geologist services to be performed in Thailand Bangkok. This document, once countersigned by both parties, constitutes a binding service agreement.

For Siam Geological & Environmental Consulting Co., Ltd.
Name: Dr. Anong Srisuwan, P.Eng. (Geologist)
Position: Chief Geologist & Managing Director
Date: _______________
For the Client (BMDA)
Name: Mr. Somchai Prasert
Position: Senior Project Engineer
Date: _______________

This Quotation Estimate (Ref: SGC-2025-BKK-0472) is issued exclusively for Geologist services in Thailand Bangkok. Unauthorized reproduction or distribution of this document is prohibited. © 2025 Siam Geological & Environmental Consulting Co., Ltd. All rights reserved.

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