Which of the following is not a mandatory step for jointed plain concrete pavement construction? Dowel bar basket placement O Joint sawing O Placement of formwork O Compaction via screed system wrong!! Surface texture introduction using a broom

Q: Mabuhay Pozzolan Cement .    unexposed and exposed in the weather .  make a remarks either Good or…

A: A cement is a binder, which is a substance used in building that hardens, sets, and adheres to other…

Q: What is your recommendation for the maximum size of coarse aggregate forthe following situation? A…

A: Given Data: Pavement Thickness =250mm  19mm bar 150mm c/c Cover over the top : 100mm

Q: Which Performance Grade asphalt binder would work best in resisting low temperature cracks and which…

A: Three modes Pavement failures occurs throughout its life which are-1.Rutting (it occurs at high…

Q: 3. What is your recommendation for the maximum size of coarse aggregate for the following situation?…

A: Given: The thickness of the slab is 10 in. The clear cover is 4 in.

Q: What ingredients normally make up Portland cement?

A: Ingredients of Portland cement are:-  Lime or calcium oxide, CaO: from limestone, chalk, shells,…

Q: As an engineer would you recommend the use of Fly ash instead of Portland cement, explain what…

A: Fly ash is an alternative for cement to reduce its use in the concrete mix. Cement manufacturing…

Q: Using the following data for an unreinforced PCC Pavement slab:■ Design strength f′ c = 28 MPa■ Slab…

A: The following are the given data: f′ c = 28 MPa Slab thickness = 300 mm The standard deviation of f′…

Q: Why are fiberglass felt mats not saturated with asphalt?

A: Answer Felt is known as the sheet type of material which is generally made from the cellulose fibres…

Q: What is air-entraining agent and why do we use it

A: Given - What is air-entraining agent and why do we use it

Q: 1.What is InsulatingConcrete Form (ICF), Expalin briefly? 2.Name 3 unit systems of…

A: Insulating concrete form is an arrangement of formwork for supported concrete generally made with an…

Q: Cracks that are parallel to the centerline of the pavement. Blank 1 Blank 1 Add your answer

A: Cracks are two types- (1) Transverse crack  (2) Longitudinal crack

Q: What will prevent bitumen from adhering to a concrete wall?

A: Bitumen is naturally occurring substance .  As well as Bitumen is obtained as residue after…

Q: what is the maximum volume of water allowed in 5-cy of tdot class d concrete at the minimum…

A: The maximum volume of water allowed in 5 cubic yards of TDOT Class D concrete at the minimum…

Q: Draw an asphalt concrete pavement section consisting of an asphalt concretesurface layer, aggregate…

A: Solution: The prime coat is defined  as that it a coat which is being provided on the top of the…

Q: Which of the following is not a mandatory step for jointed plain concrete pavement construction? O…

A: - Jointed Plain concrete pavement is a type of rigid pavement which is usually adopted for road…

Q: List and briefly describe the five main types of Portland cement as specified by AASHTO

A: Answer The five main types of Portland cement 1) Type I 2) Type II 3) Type III 4) Type IV 5) Type V

Q: With sketches explain the various specifications for self compacting concrete.

A: self-compacting concrete is defined as concrete that consolidates by its own weight. It doesn't…

Q: SCC and Plain Concrete What is fly ash and why do we use it

A: To explain Self-compacting concrete and plain concrete Fly ash and its use   Concrete is a…

Q: 9 Why should alkali content of cement be limited when active aggregate is used in the construction?

A: When active aggregates, such as some types of volcanic rocks, are used in concrete, the alkali…