Dam & hydropower surveys
Pre- and post-dam surveys, reservoir demarcation, bathymetric surveys and resettlement surveys for hydroelectric power projects, including Mambilla and Shiroro.
Land surveyors, GIS & ESIA consultants · Kaduna, Nigeria
We measure the ground that Nigeria builds on.
Amber & Associates Nig Limited provides land surveying, GIS mapping and environmental and social impact assessment (ESIA) for dams, power lines, stock routes, estates and public property, then turns the field data into survey plans, GIS databases and reports that clients and regulators can act on.
35 yrsPrincipal partner in practice as a land surveyor
4,805 haDemarcated for the Mambilla hydro reservoir
500 km+Of national stock routes surveyed and monumented
6 sheetsNational 1:50,000 topographic maps revised
What we do
Field survey to finished report
Our own survey teams, cartographers and planners handle every stage of a project, from control and fieldwork to processing, mapping and the environmental and social assessment that follows.
Transmission line & route surveys
Route surveys and corridor mapping for power transmission line extensions, roads, pipelines and national livestock routes.
Environmental & social impact assessment
Environmental and social impact assessment (ESIA) reports, environmental baseline surveys and site analysis, prepared to NESREA standards.
Cadastral, topographic & engineering surveys
Cadastral and perimeter surveys for land titles, topographic surveys, as-built surveys and engineering surveys for airports, bridges, estates and ranches.
GIS & mapping
GIS mapping from satellite imagery and aerial orthophotos, digitising analogue maps, remote sensing and geospatial databases.
Land administration & project management
Land administration consulting, feasibility studies and coordination of multi-firm survey programmes for government clients.
Selected projects
Trusted on national infrastructure
We have worked for federal ministries, state bureaus and agencies across Nigeria. A selection of completed assignments:
| Project | Scope | Location | Year |
|---|---|---|---|
| Survey and demarcation, 3,050 MW Mambilla Hydroelectric Power ProjectNya dam reservoir downstream, Lot 1 · Federal Government of Nigeria Power | 4,805 ha | Taraba State | 2021 |
| Surveying of PHCN core assets, as-built and undevelopedFederal Ministry of Lands, Housing & Urban Development Power | 6 substations | Kaduna | 2014 |
| Survey and monumentation of primary stock routeFederal Ministry of Agriculture & Water Resources Route | 230 km | Benue State | 2011 |
| National stock route monumentation, Hunkuyi to KagarkoNational Livestock Development Project Route | 271 km | Kaduna State | 2011 |
| Consultancy services to conduct baseline surveyFederal Ministry of Niger Delta Affairs Baseline | Statewide | Edo State | 2009 |
| Revision of the nation's basic topographical mapsOffice of the Surveyor-General of the Federation Mapping | 1:50,000 · 6 sheets | Northern Nigeria | 2008 |
| As-built survey of Federal Government landed propertyPresidential Implementation Committee on Federal Landed Property · Zone coordinator Cadastral | 260 units, Bosso | Niger & Kaduna | 2006–08 |
Environmental assessments
ESIA for an ethanol plant at WE Industry Park, Kashimbila, and an ESIA for ASUTIB, both registered with NESREA.
Hydropower track record
One of ten survey firms on the Mambilla Plateau hydroelectric sites, and resettlement surveys across the Shiroro power plant projects.
Our people
Surveyors, planners and GIS specialists
A senior team of registered surveyors, town planners and geospatial scientists, supported by field survey teams, cartographers and a data processing unit.
Dr. Yakubu Momoh Obansa
Principal Partner & Chief ConsultantRegistered surveyor (SURCON 1361), MNIS. Ph.D. and M.Sc. Land Resources Administration (Bayero University), B.Sc. Land Surveying, first class (ABU Zaria). 35 years in surveying, mapping and GIS.
Dr. Haruna Ayuba Abdu
Assistant Project ManagerPh.D. Land Resources Administration, M.Sc. Land Surveying.
Dr. Lawrence Ibrahim
Urban & Regional PlannerRegistered town planner. Ph.D. Cultural Resource Management.
Dr. Joseph Balogun
Urban & Regional PlannerRegistered town planner. Ph.D. Geography (Environmental Resource Planning).
Akpami Abraham Banya
GIS & CartographyM.Sc. GIS, M.Sc. Cartography, PGD Cartography (ITC, Holland).
Dr. Taiye D. Akanji
Surveyor, Sub-team LeaderPh.D. Surveying & Geoinformatics, PGD Environmental Management.
Dr. Ibrahim Musa Obaji
Surveyor, Sub-team LeaderPh.D. Civil Engineering, B.Sc. Land Surveying.
Credentials
Registered, compliant and equipped
We hold the registrations public clients require and own our survey instruments outright.
Registrations
- Corporate Affairs CommissionRC 1130959
- Surveyors Council of Nigeria (SURCON)Enlisted firm
- Nigerian Institution of Surveyors (NIS)Member
- Institute of Certified Geographers (ICG)Member
- Federal Inland Revenue ServiceTax clearance
- Bureau of Public ProcurementRegistered
- ITF, PENCOM & Financial Reporting CouncilCompliant
Survey equipment (owned)
- Hi-Target V30 dual-frequency RTK GPS
- Ashtech ProMark 3 geodetic GPS
- Sokkia 520K total station
- DTM-125A total station
- Wild automatic level
Questions
Frequently asked questions
Answers to what clients most often ask us before commissioning a land survey or an environmental assessment.
Do you carry out land surveys outside Kaduna?
Yes. Our head office is in Kaduna, and we have completed projects in Taraba, Benue, Niger, Edo and Kaduna States. We take on survey and ESIA assignments anywhere in Nigeria.
Are you a registered surveying firm?
Yes. Amber & Associates Nig Limited is enlisted with the Surveyors Council of Nigeria (SURCON) and is a member of the Nigerian Institution of Surveyors. Our principal partner is a registered surveyor, SURCON No. 1361.
Do you prepare environmental impact assessment (EIA/ESIA) reports?
Yes. We prepare environmental and social impact assessments and baseline studies. Our ESIA reports, including one for an ethanol plant at WE Industry Park, Kashimbila, have been registered with NESREA.
What types of survey do you carry out?
Cadastral and perimeter surveys, topographic surveys, engineering and as-built surveys, route and transmission line surveys, dam and reservoir surveys, bathymetric surveys and GIS mapping.
What survey equipment do you use?
We own dual-frequency RTK GPS and geodetic GPS receivers, total stations and automatic levels, so fieldwork can start without waiting on equipment hire.
How do I get a quote for a survey?
Call 0803 317 3378 or email ymobansaone@gmail.com with the site location, the approximate size of the land or route, and what the survey is for. We will reply with an approach, a team and a timeline.