|
Legal...
Abatech
provides a range of services that assists clients with legal related
problems that can occur during the construction process. The
full range of services may include expert testimony in court or
mediation backed by full laboratory evaluations and/or field testing
programs. Work has been conducted in Europe, Asia, North America and
South America. Dr. Geoffrey Rowe leads this work for Abatech
and with over 33-years of experience in the pavement engineering
business he provides a unique insight into many type of problems experienced
by clients.
Some examples of typical problems are given as follows:
|
Problem
|
Client
Type
|
Brief
Synopsis
|
|
North
America
|
| Distress
in asphalt pavement,
Pennsylvania
|
Hot-mix
producer |
Early
failure was blamed on hot-mix quality whereas failure occurred due to
inadequate compaction by lay-down contractor |
|
Car
parking and storage yard,
New Jersey
|
Facility
Owner
|
Durability
and quality of asphalt pavement, advice given on suitable remedial
measures.
|
| Claim
for excess quantities of materials, New Mexico |
Design
consultant |
Type
of operations by contractor resulted in excess usage of materials.
Advice given to client on reasonable methods of construction. |
|
Deformation
of boat-yard pavement, Florida
|
Design
consultant
|
Finite
element analysis suggested that the variable soil compaction properties
resulted in excessive deformation of the pavement structure.
|
| Failure
of interstate highway, Georgia |
Bonding
company |
Detailed
pavement investigation and assessment of cause of failure. |
|
South
America |
| Surface-dressing
of parking areas, Guyana |
Contractor |
Ambiguous
design specification resulted in clients objectives not being met during
the construction works. |
|
Europe |
|
Distress
on DBFO
Contract
,
Scotland
|
Design-Build
Consortium
|
Problems
occurred with various aspects of construction. Work
was conducted to assess how failure was related to construction and design
issues and appropriate advice given.
|
|
Disintegration
of road surface, England
|
Road
authority
|
A
road surface had disintegrated – an investigation concluded that the
asphalt materials were susceptible to stripping and failure due to freeze
thaw action.
|
|
Failure
of surfacing on velodrome,
England
|
Owner
of facility
|
Problem
with compaction and over-fluxing of asphalt materials use on banking. Laboratory
work conducted to assess these facts and advice given to owner on remedial
works and claims against original contractor.
|
|
Friction
course failure, England
|
Bitumen
modifier company
|
A
friction course failure was considered to have occurred due to the binder
type adopted. Work conducted
showed that inadequate compaction was most likely cause of failure.
|
|
Skidding
accident – country road,
England
|
Private
individual
|
Problem
occurred on corner were the road owner has changed the surfacing type
without consideration of the different frictional properties of the
materials.
|
|
Asia |
|
Thermal
cracking,
Kazakhstan
|
Contractor
|
Advice
given with respect to thermal crack formation in asphalt roads.
|
|
Early
life pavement failures,
Philippines
|
Toll
Road Owner
|
Multiple
early life failure of asphalt and concrete roads resulted in detailed
investigation of problems and advice to client.
|
This
list provides a brief overview of some of the projects
conducted. For
more information regarding what Abatech can do for a particular
project please contact Dr. Geoffrey Rowe -
or +1 215 258 3640.
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