American Journal of Construction and Building Materials


Volume 5, Issue 1, June 2021

  • Ductile Evaluation and Mechanical Performance of Recycled Aggregate Concrete Using PVA and Steel Fibers

    Chun Ho Kim, Nam Wook Kim

    Issue: Volume 5, Issue 1, June 2021
    Pages: 1-9
    Received: 14 December 2020
    Accepted: 28 December 2020
    Published: 15 January 2021
    Abstract: In recent years, a high toughness cement composite material (HTCCM) has been developed, which has far more performance than existing fiber reinforced concrete. HTCCM is a composite material made by reinforcing cement-based materials with fibers. It exhibits multiple crack characteristics under bending stress and greatly improves toughness during fl... Show More
  • Impact of Collaborative Processes on the Success of Construction Projects in Nigeria

    Dorcas Titilayo Moyanga, Charles Preye Adeoye

    Issue: Volume 5, Issue 1, June 2021
    Pages: 10-14
    Received: 4 February 2021
    Accepted: 20 February 2021
    Published: 29 April 2021
    Abstract: Collaboration is essential to the success of construction projects and a defined collaborative process is one of the key elements of a successful relationship in construction. Although the consultant and contractor are key stakeholders in construction yet it is not being proven how their relationship affect projects in Nigeria’s construction indust... Show More
  • The Use of Yam Peel Ash as Partial Replacement of Cement Towards Achieving Low Cost Housing

    Waheed Oyelola Balogun, Oluwaseun Olatunji Otunola

    Issue: Volume 5, Issue 1, June 2021
    Pages: 15-21
    Received: 8 April 2021
    Accepted: 21 April 2021
    Published: 30 April 2021
    Abstract: Yam Peels are the wastes produced when yam are processed for human consumption. This research investigated the structural strength characteristics of concrete with Yam peel ash (YPA) used as partial substitute for cement. The YPA was subjected to pozzolanicity and setting time tests to ascertain it potential as a pozzolan. Water/cement ratio of 0.6... Show More
  • Improving Properties of Cinder Blended Materials for Construction of Low Volume Roads in Mbeya Region Tanzania

    Duwa Hamisi Chengula, Joseph Kilango Mnkeni

    Issue: Volume 5, Issue 1, June 2021
    Pages: 22-31
    Received: 5 June 2021
    Accepted: 19 June 2021
    Published: 25 June 2021
    Abstract: The study to improve engineering properties of cinder blended materials was conducted in Mbeya region Tanzania. The low volume roads (LVRs) comprises of 75% of the whole road network and serves about 80% of population in Tanzania. The abundant materials in Mbeya region are cinders/scoria, pumices and volcanic soils which are originated from volcani... Show More