Concentrations of chemicals in air are typically measured in units of the mass of chemical (milligrams, micrograms, nanograms, or picograms) per volume of air (cubic meter or cubic feet). However, concentrations may also be expressed as parts per million (ppm) or parts per billion (ppb) by using a conversion factor.

Feb 18, 2020· The cost of building a house in Nigeria this 2021 isn't the same as other past years. I can authoritatively say this, because I spent roughly N10,000,000 when building my three bed room flat in Lagos state from foundation to roofing. I am also aware that information on …

Nigeria: Square metre prices, premier city centre, US$. Average per square metre (sq. m.) prices in US$/€ of 120-sq. m. apartments located in the centre of the most important city of each country, either the: Administrative capital; and/or Financial capital; and/or The centre of the rental market ...

M20 Ready Mix Concrete is used for building or repairing foundation walls, sidewalks, curbs, steps and ramps and for setting posts. It is uniformly blended, properly proportioned mixture of gravel, sand and Portland cement. Features: Perfect for building walls, columns and foundations

Oct 03, 2018· Okechukwu Nnodim, Abuja . The Federal Government has increased the gas flare penalty from N10 per thousand standard cubic feet of gas to $2 or N612.8 (at the official exchange rate …

M20 Ready Mix Concrete is used for building or repairing foundation walls, sidewalks, curbs, steps and ramps and for setting posts. It is uniformly blended, properly proportioned mixture of gravel, sand and Portland cement. Features: Perfect for building walls, columns and foundations

As always, we still offer our "You-Haul" 1 meter concrete trailers for rent at $25.00 per hour plus the cost of your quantity of concrete to those customers who prefer to pick up their concrete with their own half-ton truck (equipped with hitch receiver). For ease of reference, 1 cubic meter roughly equals 1.3 cubic …

Calculating the costs of concreting in three dimensions (per cubic metre) is different than square metre rates. The supply cost of concreting starts from roughly $300 per cubic metre, while labour costs for hiring concreters run from $80/hr.

The average cost of concrete is anywhere from $200 – $300 per m3 (cubic metre), though you could pay as much as $350 for 40 MPa strength. Variations in cost are due to local prices differing slightly, the type of concrete you order, and any additives or admixtures required.

2 · Here we need the perimeter of our floor. So that is 2(length + width). So your value in linear metre multiplied by the rate of wood per metre is the amount needed. 4. Concrete work. Concrete work is measured in volume (cubic metre) as you must have noticed by now.

Jan 02, 2021· The unit rate for reinforced concrete is per cubic meter but for plain concrete is 25000 per cubic meter (1) ( Reply ) Next Generation Estates Epe, Outright/ Free Deed / Buy6 Get 1 Free / Switches & Sockets: ABB Switches & Sockets Lagos, Nigeria / 2bedroom Duplex In Majek,ajah @ 500k (pics)

Sep 23, 2018· Nigeria has an unemployment rate of 18.8 percent. ... WHO recommends that levels of PM 2.5 be kept under 10 micrograms per cubic meter; however, the mean level in Nigeria is 26 micrograms per cubic meter. By contrast, the United States' value is 8.

Aug 03, 2018· Cement= (1/5.5) x 1.54 = 0.28 m 3 ∴ 1 is a part of cement, 5.5 is sum of ratio Density of Cement is 1440/m 3 = 0.28 x 1440 = 403.2 kg We know each bag of cement is 50 kg For Numbers of Bags = 403.2/50 = 8 Bags

A fee of $40 per m3 + GST applies for loads delivered less than 3 m3. Calculated as: Shortfall x per m3 rate. Out of hours The following surcharges apply for deliveries out of hours. A minimum of 3 m3 applies*: - Monday – Friday 5.00 pm to 6.00 am: $30 per m3 + GST - Saturdays 12.00 pm to 12.00 am: $60 per …

Oct 22, 2020· We normally use 45 kg per meter rail pole in 11 KV and for 33 KV we use 45 kg per meter and 52 kg per meter rail poles. The length of the different size rail pole differs from 9 meters to 13 meters. Before using of rail pole, we use at least one coat red oxide on the rail pole.

multiplied by the height to get the cubic feet for each column. The cubic footage is divided by 27 to get cubic yards (one yard is equal to 3 feet, thus one cubic yard is equal to 27 cubic feet) Concrete material for a round column uses the diameter (typically given in the column schedule but should be verified) is divided by 2 which is the radius.

Cubic Meter of Vapor per Liter at 15.56°C 0.271 n/a Cubic Meter of Vapor per Kilogram at 15.56°C 0.539 1.470 Specific Gravity of Vapor (Air = 1.0) at 15.56°C 1.50 0.56 Ignition Temperature in Air, ºC 493–604 705 Maximum Flame Temperature in Air, ºC 1,980 1,557 Cubic Meters of Air Required to Burn One Cubic Meter of Gas 23.86 9.57

For rate analysis of RCC, we need to multiply each quantity with their rates to get the amount for every item of work. Rates vary from place to place and time to time. It is advisable to assume local rates or standard rates of the place. The sum total of all the four items above will give the rate …

gas at standard conditions (15.6°C at 1 atm). gas at standard conditions (0°C at 1 atm). For additional flexibility and a large range of conditions consider using the Equation of State calculator offered by NIST.

As always, we still offer our "You-Haul" 1 meter concrete trailers for rent at $25.00 per hour plus the cost of your quantity of concrete to those customers who prefer to pick up their concrete with their own half-ton truck (equipped with hitch receiver). For ease of reference, 1 cubic meter roughly equals 1.3 cubic …

Acrylic Acrylic sheet, also known by the brand names of Plexiglas, Lucite, Acryliteand Perspex - is known as an exceptional all-around material that resists yellowing and fading while also providing exceptional abrasion and impact resistance.Weighing in at 1.19 grams per cubic centimeter, this material is heavier than most plastics but is still less than half the weight of most glass (which ...

The cost of building a house in Nigeria this 2021 isn't the same as other past years. I can authoritatively say this, because I spent roughly N10,000,000 when building my three bed room flat in Lagos state from foundation to roofing. I am also aware that information on the current cost of building materials in […]

PM2.5 air pollution, mean annual exposure (micrograms per cubic meter) Brauer, M. et al. 2017, for the Global Burden of Disease Study 2017. License : CC BY-4.0

An office block with a cubic content of 18000m3 has been estimated to cost $415.00/m3. Estimate = Cubic content X Rate per cubic metre. Estimate = 18000m3 x $415.00. Total estimated cost = $7,470,000. Calculation of volume is subject to rules of measurement. Measured from external faces of …

The earthwork production rate is calculated as the cubic meters per hour which can be excavated and placed divided by the number of cubic meters per km to be excavated. Road construction superintendents can often estimate the number of meters per hour that their equipment can build road based upon local experience after looking at the topography.