TECHNICAL AND GEOTECHNICAL STUDY OF REALIZATION OF TRACK PK 200 ON 180 KM

PREAMBLE:

The Directorate of Public Works of the Province of ADRAR has entrusted to S.E.T ORAN, the technical and geotechnical study of the realization of the track pk 200 at point ‘(34 ° 37N-0000 ° 56W),

located in the wilaya of ADRAR, under a contract concluded between the DTP / S.E.T.O, The present study will include three phases of study: namely

  • First part: preliminary study.
  • Second part: pre-project and summary study.
  • Third part: detailed preliminary design study.

BASIC PARAMETER OF THE PROJECT:

– The total length of the route is 180.00 km, the plot curves in plan are between 600 to 2500.

– The estimated quantities of earthworks are of the order of:

  • Cutting of 106761 m3
  • Embankments of 288009m3

– Category C4.

– Environment E2.

– Basic speed 80 km / h.

DESIGNATION OF WORK :

Preliminary study ;

Recognition and data collection.

Environmental study.

Draft outline and summary report.

 

Preliminary study and summary:

Study of the choice of layout (Projection of the variants).

Topographic survey.

APS report study and economic evaluation.

 

Detailed pre-project study:

APD route (Design study of the road).

ODA development of intersections and intersections.

Detailed study of sanitation works.

Signaling study.

Study of the constraints and parcellaire.

Geotechnical study.

Establishment of the geotechnical investigation program for the route including straps and avoidance.

In situ test (reconnaissance wells up to a depth of 0.3 meters with ethological diagrams of the layers) and sufficient soil replicates for CBR and Proctor.

In situ tests for research of the material deposits.

Tests in the laboratory for research of the gites to materials.

Geotechnical synthesis report and research of the gites to materials.

Development and Editing of CAD.

 

TIME:

Total project time 8 months:

  • First part: preliminary study: 1 month.
  • Second part: preliminary design study: 2 months.
  • Third part: detailed preliminary design 4 months