A structure is to be built with concrete with a minimum dimension of 0.2 m, minimum space between rebars of 40 mm, and minimum cover over rebars of 40 mm. Two types of aggregate are locally available, with maximum sizes of 19 and 25 mm, respectively. If both types of aggregate have essentially the same cost, which one is more suitable for this structure?

Q: If the required slump is 75 mm and the maximum aggregate size is 22.5 mm, what is the quantity of…

A: Given Data: Slump size = 75mm Aggregate Size = 22.5mm

Q: الهودا Example We require a mix with a mean 28-day compress compressive strength (measured on…

A:

Q: Define and discuss the following: (a) the terms maximum aggregate size and grading, as used in…

A: a) Maximum aggregate size: The concrete that is used for construction purposes contains about 70% of…

Q: Given: wo=4280g, w1=4250g, w2=2750g. what is the specific gravity of the given coarse aggregate?

A:

Q: . How are normal aggregates classified in the construction industry according to the source from…

A: Classification of aggregates on the basis of the obtained source or origin- 1. Natural aggregates-…

Q: Calculate the quantities of cement, water, and fine aggregate and coarse aggregate per trial mix of…

A: building material : The term "building material" refers to construction materials. Many naturally…

Q: Calculate the percent voids between aggregate particles that have been compacted by rodding, if the…

A: Given that, Dry rodded unit weight of aggregate :  γb=1161 kg/m3 ⇒72.5 lb/ft3 Bulk dry specific…

Q: Underground Stormwater storage aggregate basin: - Surface Area: 500 ft x 100 ft - Thickness: 6in…

A: The specifications for an underground stormwater storage aggregate basin are Surface Area: 500 ft x…

Q: why unit weights of aggregates will allow the contractors to meet their construction requirements?…

A:

Q: Calculate the percent voids between aggregate particles that have been com-pacted by rodding, if the…

A: Given:  Dry unit weight yd = 1161 kg/m3 Specific gravity G = 2.639 To find: Percentage voids e = ?…

Q: Review ASTM D75 and summarize the following:a. Sampling aggregates from conveyer belts.b. Sampling…

A: In a concrete about 60-80% of the volume and 70-85% of mass is aggregate.Aggregate act as a strength…

Q: What is the test for organic impurities in fine aggregates and what is the procedure to carry it…

A: The aggregate must be checked for organic impurities such as decayed vegetations, humus, and coal…

Q: Fine Aggr. 2.60 Coarse Aggr. 2.50 100 3.00 Cement Water Bulk dry specific gravity dry rodded unit…

A: ρbulk=ρdry1+A100ρbulk=1001+3100ρbulk=103 Percentage of solids in dry rodded aggregate-…

Q: The bulk unit weight of the dry-rodded aggregate inside a rigid container is 25 kN/m3. 35 percent of…

A:

Q: 4. Explain the usage areas and advantages of lightweight aggregates in the construction industry

A: BASIC DESCRIPTION: Light weight aggregates are way more similar to the normal ones ( Rock…

Q: Concrete is required for several structural members of a residential house. Due to the present…

A:

Q: Calculate the percent voids between aggregate particles that have been compacted by rodding, if the…

A: Void ratio = void ratio of a soil is a ratio of the volume of voids to the volume of solids. e =…

Q: Calculate the percent voids between aggregate particles that have been com- pacted by rodding, if…

A:

Q: For concrete production, we mix 625 kg of fine aggregate and 830 kg of coarse aggregate. The fine…

A: The moisture content is also known as water content-  It is defined as the ratio of the weight of…

Q: 2) Compare between maximum aggregate size and nominal maximum aggregate size in superpave and…

A:

Q: Compute the compressive strength, in psi, for each size of aggregate on each no. of days of curing.…

A: Given, Compressive strength test data for 3/8" and 3/4" aggregates

Q: Compare Materials quantity for M25 grade of concrete?

A: The mix ratio for M25 grade concrete is 1:1:2 which means that M25 grade concrete will have 1 part…

Q: Based on the ASTM C33 standard for fine aggregate for Portland cement, what is the minimum…

A: Question askedis minimum percentage of aggregates that must pass the number 30 sieve in order to…

Q: What are the three weights needed in conducting a specific gravity of a coarse aggregate?

A: Specific gravity (G) is the ratio of unit wt. of material to the unit wt. of standard material. Here…

Q: 2. A sample of fine aggregate weighs 501.2 g when SSD and 491.6 g when OD. The flask weighs 540.6 g…

A:

Q: If my rodded bulk density for fine aggregates is 1.578 kg/L and the percentage void is 46.32%, does…

A: INTRODUCTION: Bulk density :It is  the  ratio of mass of aggregates divided by the entire amount of…

Q: According to ACI 211 we require a mix with a mean 28-day compressive strength (measured on standard…

A: Solution: Concrete Mix design as per ACI 211 Target mean strength  = 40 MPa Since OPC is used the…

Q: Calculate the absolute volume of fine aggregate in 2-CY of TDOT Class D concrete if fine aggregate…

A: W = 8470 lb  Ss = 2.607

Pricing Concrete Work

The concrete work in a project usually holds a high-end cost in terms of cost and value of the work. It becomes an important step in calculating the cost associated with concrete while preparing the project scale. The cost of making concrete depends on the cost of building materials, mixed materials, labor, and machinery. A concrete contractor builds structures from concrete, usually managing all the steps of the process from assembling ingredients to building a holding structure and preparing the mixture. This person or team oversees the delivery and unloading of goods to ensure that they are done properly. Nowadays, most of the concrete in the United States comes from manufacturers working abroad, usually with branches and plants within the provinces. Contributions can range from pre-mixed concrete to basic ingredients, the consumer company then mixes it. Many American-based concrete companies, however, offer concrete products, such as ballads, bricks, countertop, concrete pipe, and building products, as well as concrete construction and installation materials. This article covers both types of suppliers for this set of building materials.