Construction of Dualling of Magongo Road Mombasa Pile Load Testing Abutment Interchange Bridge Km 5+000

• Client/Employer: KENHA
• Main Contractor: China Wu Yi in JV with Howard Humphreys Ltd (Atkins Consultant)
• Testing Agency: Asteriks Engineering Ltd

The Pile load testing was for one test pile for the abutment for interchange at km 5+000.

Test Pile and anchor system

The test pile was 800mm diameter in situ bored concrete piles 33m m long. The main test is 8m x 1.5m x 500mm welded steel girder.

The anchor system comprised of 2 no welded plate girders 1250mm x 400mm as anchor beams on 4 no anchor piles 800mm diameter cast in-situ bored piles.

The working load was 2881kN and test load was 250% of working load, 7202kN.

Pile Load testing

The test was by static compression load by maintained load system and was carried out to ASTM D1143 – 08. The test was carried out on 10thand 11th August 2019. PILE INTEGRITY TEST Pile integrity tests was also carried out on the working piles for three piles on Abutment 1 and pier 3 on the 16thAugust 2019. The test was carried out using the Pile integrity tester and performed to ASTM 5882 -07