Noor Nabilah Sarbini

• PhD
• Lecturer at University of Technology Malaysia

This study investigated the effect of using waste crumb rubber as a partial replacement for the fine aggregates on the fresh and hardened properties of normal mix concrete. Waste crumb rubber with particles sizes of 2 mm–4 mm was supplanted in the mix design of the concrete as part of the fine aggregates. Three different percentages of waste crumb...

Consideration of fiber configuration and the distance between the light source or light meter and the LTC specimen in the previous studies is still limited. The incorporation of plastic optical fiber (POF) into concrete with fiber configurations of 5 ´ 5 and 6 ´ 6 grids is investigated in terms of short wall panel application to study its light int...

Residential colleges are where students spend a significant amount of time at university. The university’s maintenance team must keep the building facilities in good condition to ensure the safety and comfort of the students and staff as well as to protect the university’s reputation. However, with today’s economic challenges, management frequently...

Buildings deteriorate gradually over time due to several reasons, including unattended defects, neglected damage, and natural causes. Hence, maintenance activities are required to impede the deterioration process to ensure the continuous function of the buildings. Maintenance is a systematic process to safeguard features and resources operated at o...

Effects of different surface textures on the interface shear strength, interface slip, and failure modes of the concrete-to-concrete bond are examined through finite element numerical model and experimental methods in the presence of the horizontal load with ‘push-off’ technique under different normal stresses. Three different surface textures are...

This paper presents several types of condition assessment metrics that were used by previous literatures. The condition assessment metrics are developed to supports decision making for stakeholders in accomplishing the maintenance priority and proposed budget driven. These condition assessments have both advantages and disadvantages to support the...

Palm oil fuel ash (POFA) has been extensively used to substitute cement in the production of self-compacting concrete (SCC) to lessen its production cost, health hazard, energy consumption problems and environmental pollution caused during the production of cement. Nevertheless, the impact of elevated temperatures on self-compacting concrete produc...

Lack of designer’s knowledge of construction safety risks and HSE personnel’s knowledge of structural designs and means and methods of construction have been highlighted as significant barriers to the implementation of design for construction safety. These barriers often result in poor collaboration among designers and HSE personnel in addressing s...

Biaxial behavior of various types of concrete is essential to be considered in construction design because construction structures normally experience multiaxial stresses rather than uniaxial stress. Research on biaxial behavior of steel fiber-reinforced concrete (SFRC) has been conducted in the past decades. Most of the research, however, is only...

The standard guideline for Building Condition Assessment (BCA) [7] has been introduced by Public Work Department of Malaysia to manage the government’s building in Malaysia especially in Peninsular Malaysia. Whereby, BCA has never been implemented in Public Work Department of Sabah. Since there is so many buildings need to be maintained especially...

Eucheuma Cottonii is a sea plant that commonly known as seaweed grows abundantly and part of the products in agricultural industries. The effects of alginate from seaweed benefited the properties of composites due to its advantage as a hydrophilic gelling material. This paper investigates the effects of Eucheuma Cottonii in polymer modified concret...

The accident occurred in the construction industry is reportedly the third-highest after manufacturing and agriculture industry. The percentage of accident cases and fatality ratios in the Malaysian construction industry are getting larger and gradually increasing each year. This data indicates that the safety and health performance in the Malaysia...

This paper provides an overview on the development of Light-transmitting Concrete (LTC). Concrete is improved in terms of transparency by installing optical fibres into the concrete. The application of LTC in building enables light transmission, which reduces light energy consumptions and carbon footprint, providing a more sustainable living enviro...

In pursuit of reducing the dead-weight of precast concrete structures, one approach is by adopting lightweight concrete. EN 13369:2013 specifies a minimum cube compressive strength of at least 18 MPa for the lightweight concrete to be eligible for use in reinforced precast concrete products. This study conducts an experiment using LECA and EPA to p...

This paper provides an overview on the development of Light-transmitting Concrete (LTC). Concrete is improved in terms of transparency by installing optical fibres into the concrete. The application of LTC in building enables light transmission, which reduces light energy consumptions and carbon footprint, providing a more sustainable living enviro...

Green Nanotechnology Materials to inhibit corrosion of steel reinforcement in concrete, It also included the reduction of environmental toxicity and reduces the high cost due to applied commercial inhibitors and enhance concrete durability.

Pore forming agent is widely used in clay brick making process whether originally organics or inorganics materials which can improve thermal insulation facing global warming issue. Many researchers trigged to discover the thermal insulation materials since the past decade due to responsibility to develop a comfort living demand for heating or cooli...

This paper presents a comparative study of methods building condition assessment used in Asian countries. The following methods were compared: a Malaysia method to assess buildings condition, an Indian, Hong Kong and Singapore method about buildings condition assessment and the assessment methods. The comparative analysis included three tasks. Firs...

Seaweed is one of the natural sources usually use in industrial food, cosmetic, pharmaceutical and fertiliser. A natural polymer material such as seaweed is found to have excellent bonding mechanism and also the critical factor to achieve sustainability. Malaysia is also rich with seaweed species like Eucheuma Cottonii. The future study was carried...

Wise management of waste materials can be quite intensive in terms of ecological friendliness and human safety. Proper recycling of industrial wastes can lead to immense practical benefits. This paper determines the feasibility of improving the properties of concrete by incorporating waste tyre aggregates (TAs) and ground granulated blast-furnace s...

Building condition assessment (BCA) is an assessment that provides the information of deficiencies of the property to support the decision-making and management of its maintenance and rehabilitation. This paper presents the execution of BCA on heritage building, namely Balai Zaharah in Johor Bharu to obtain its rating. The BCA was conducted based o...

Due to advances in technology of materials, substitution of steel reinforcement with steel fibre becomes one of the possible solution for reducing the congestion of transverse reinforcement in concrete’s element structures. Previously, there are various researches done on laboratory work to investigate on mechanical behaviors such as tensile streng...

This paper presents the effect of curing conditions on geopolymer mortar prepared from the blend of palm oil fuel ash (POFA) and fly ash (FA) as full replacement of cement with a combination of sodium silicate and sodium hydroxide solution used as alkaline liquid. The density and strength of the geopolymer mortars with FA:POFA mass ratios of 70:30...

Utilisation of waste product as a construction material is received encouraging response worldwide. "Waste to wealth" has hit of waste reused that in line with Malaysia Green Technology Master Plan 2017-2030, that promoted on green and sustainable concept in a construction industry. Cement is widely used as a construction material due to its excell...

This paper provides general overview on the development of biaxial behaviour of plain concrete and steel fibre reinforced concrete (SFRC) under various types of loading conditions, namely, biaxial compression, biaxial tension-compression and biaxial tension. The biaxial behaviour including failure envelope, ultimate strength, failure mode and stres...

This paper present the results of combined bending and shear test on composite slabs reinforced with steel fibres in-situ concrete topping. The mechanical properties of steel fibre reinforced concretes (SFRCs) were first determined by varying the fibre dosage from 0% to 1.25%. The result shows that there was not much improvement on the SFRC propert...

This article investigated the effects of binder to aggregate ratio on the properties of granulated blast furnace slag (GBFS) alkali activated mortar incorporated with fly ash (FA), waste ceramic (CP) and bottle glass wastes (GP). Five types of alkali-activated mortars were prepared with a different binder to fine aggregate ratio (B:A) 0.30, 1.0, 1....

As the cement industry contributed to increasing the global carbon dioxide emissions, researchers looked for other sustainable alternatives. Among them, one of the alternatives is alkali activated mortar containing no cement at all. Alkali-activated mortar is manufactured using industrial and agricultural wastes like ceramics, palm-oil fuel ash (PO...

Environmental concern raised by the production of ordinary Portland cement (OPC), is behind the search for greener construction materials and remediation. One such material is alkali activated mortars (AAMs). It is well known that the high molarity of sodium hydroxide (12–16 M) and high content of sodium silicate (sodium silicate to sodium hydroxid...

Influence of novel green Elaeis guineensis (EG) and silver nanoparticles (AgNPs) on the improved corrosion resistance of mild steel against acute acid attack is reported. Such EG/AgNPs were synthesized from palm oil leaf extracts and used as inhibitor with varying contents to inspect the feasibility of modifying the acid (1M HCl(aq)) mediated anti-...

This paper studies the drying shrinkage of mortar incorporating oil palm biomass waste including Palm Oil Fuel Ash, Oil Palm Kernel Shell and Oil Palm Fibre. Nano size of palm oil fuel ash was used up to 80 % as cement replacement by weight. The ash has been treated to improve the physical and chemical properties of mortar. The mass ratio of sand t...

The numerical behaviour of steel fibre reinforced concrete (SFRC) corbels reinforced with different fibre volume ratio subjected to vertical incremental load is presented in this paper. Precast concrete structures had become popular in the construction field, which offer a faster, neater, safer, easier and cheaper construction work. The constructio...

This paper presents a case study on the structural assessment of building damaged by fire and discussed on the site investigations and test results prior to determine the existing condition of the building. The building was on fire for about one hour before it was extinguished. In order to ascertain the integrity of the building, a visual inspectio...

Polymer modified concrete or mortar is an alternative to the advancement of long serving civil engineering material - mortar and concrete. The excellence and promising benefits of modified composites have led to numerous progressive studies of its application. This paper presented a critical review from previous research on the polymer modified con...

In typical precast construction practice of floor slabs using precast concrete hollow core unit (HCU), insitu concrete is cast on top of the HCU to obtain smooth and even floor finish. The surface of the HCU is seldom given proper treatment prior to casting the concrete topping. The texture and surface moisture condition of the HCU just before rece...

An experimental study had been carried out to investigate the mechanical properties, expansion and shrinkage of fibre reinforced concrete composite (FRC). However, instead of using single type fibre of either steel (SF) or polypropylene (PPF), this study also combined the two types in one mix.The mechanical properties investigated in this study inc...

The rise of extensive research and development on the application of steel fibre inside concrete is a tremendous topic in the last few decades. The obvious benefits of adding steel fibre inside concrete can be seen from the improvement of the mechanical properties of steel fibre reinforced concrete (SFRC). The improvement of the mechanical properti...

This paper presents the effect of kenaf fibre and steel fibre mixed and added into reinforced concrete beams. In investigating the structural behaviour of the beams, four-point bending tests were conducted on six beams by considering two distinct parameters; (i) shear reinforcement arrangement (ii) volume of fraction of kenaf fibre and steel fibre....

The increasing demand for natural river sand supply for the use in construction industry along with the issue of environmental problem posed by the dumping of cockle shell, a by-product from cockle business have initiated research towards producing a more environmental friendly concrete. This research explores the potential use of cockle shell as p...

The ground motion prediction equation (GMPE) was developed using regression analysis. This estimation process needs to use a GMPE which provides peak ground acceleration (PGA) estimates incorporating a number of earthquake magnitude, distance and other seismic parameters. The database consisting of more than 35 PGA dataset from different earthquake...

Keywords: oil palm shell lightweight aggregate concrete, palm oil fuel ash, partial cement replacement, durability, acid resistance Abstract. Concern towards reducing waste disposed by Malaysian palm oil industry, palm oil fuel ash (POFA) and oil palm shell (OPS) that poses negative impact to the environment has initiated research on producing oil...

This paper presents the experimental result on the shear capacity of composite slab reinforced with steel fibre concrete topping. Experimental test is carried out on 75 composite slab specimens reinforced with various steel fibres volume fractions in the concrete topping. The type of steel fibres is varied to determine the suitable type to be appli...

This paper presents the experimental results on the strength of shear key connection in precast concrete construction. The use of shear key is to connect two separate precast components to increase the shear resistivity of the joint surfaces. The proposed shear key shape in this study comprises of triangular, composite rectangular, semi - circle an...

The objective of this paper is to presents experimental results on the composite slab reinforced with steel fibre compared to prefabricated welded wire mesh in concrete topping; subjected to applied shear load. In order to achieve the objective, 24 composite slabs reinforced with different types and amounts of steel fibres were prepared. At the sam...

web page: www.civil.utm.my Summary: This research investigate fibres geometrical factor to the performance of steel fibre reinforced concrete. For this purpose, three types of hooked-end deformed steel fibres with 33 mm, 50 mm and 60 mm length were chosen as a compliment with C40 grade concrete. These types of steel fibres were chosen based on thei...

In this study, an attempt has been made to investigate the strength enhancement of steel fibre reinforced concrete (SFRC) through the compressive, flexural and splitting tensile strengths. For this purpose, steel fibres with hooked-end type, having aspect ratio (l/d) of 80 was used in the mix. In order to determine its mechanical properties, tests...