Air-entrainment admixtures should be mandatory in all exterior concrete placed in this region. It is true that concrete can be poured during cold weather. Proper mix design, placement, and curing are crucial for long-term concrete durability. You Can Safely Pour a Concrete Foundation in the Winter Actually there are safe, effective ways to … Most areas experience hot to extremely hot conditions. Due to high freeze thaw conditions, this region is prone to spalling and scaling concrete. Early winter storms may begin in the late fall. The spring and fall provide the most comfortable conditions, but are short in duration. Pacific Northwest Southwest Mountain West Midwest Mid-South Southeast Mid-Atlantic Northeast, Placing decorative concrete in cold weather, States Included: Washington, Oregon, Idaho. Rain averages 15 to 20 inches per year and falls primarily in the winter months of February and March. Climate (April - May): Spring is very short in the Northeast. The major population centers that run along the coastal valleys rarely see snow, and the ground doesn't freeze until you reach the higher elevations. Climate (March - April): Spring brings increasing humidity and temperatures. For high elevation regions (above 3000 feet), cold-weather concreting practices and the use of curing blankets may be needed when temperatures fall below 40 F at night. The two major weather influences in the Pacific Northwest are the Pacific Ocean and the Cascade Mountains. Placement and Curing Practices: Reference both High Mountains Summer and Winter since this season can have elements of both climates. Mix Designs: Cold-weather concrete mix designs are mandatory for all exterior concrete placed in this region during the winter. Special Equipment: Plastic sheeting to protect concrete from sudden rain showers; sprayers to apply curing compounds and surface evaporative control chemicals; concrete pumps for rapid placement in hot conditions. Mix Designs: Cold-weather concrete mix designs are typically used in these regions, but can be replaced with standard mixes, weather permitting. Precipitation occurs during winter storms that occur from November to February, and "monsoon" season during July and August. Mix Designs: Standard mix designs are the norm. Climate (May - October): Hot and humid! The American Concrete Institute under ACI 306 defines that concrete … Daytime temperatures can be very warm, with late afternoon thunderstorms and some severe storms common. Rain is infrequent, but hit-and-miss rain showers can occur. Snowfall can occur at any time during the spring months, with wide temperature swings. Guidelines for placing concrete by region and season throughout the U.S. Spring rains may occur for prolonged periods in early spring, but are rare after March. Rapid surface hydration is always a threat, so surface evaporative control agents and curing compounds are common on exterior concrete placements. Most exterior concrete work takes place during the summer in this region. During the winter, exterior concrete work typically stops, with the exception of jobs that can afford tenting or other means of raising the ground and air temperatures above freezing. Cool winters with temperatures ranging from 40 F and 50 F can sometimes give way to a winter cold front that drops temperatures into the lower 20s. In northern areas of the region, 4000-psi concrete is often specified and set accelerators and air entrainment may be used if necessary. Special Equipment: Sprayers to apply curing compounds; blankets for the rare late- season cold snap. Scheduling new exterior concrete work can be difficult, since concrete suppliers and installers are typically busy finishing as much work as possible before winter arrives. If you are interested in … Temperatures can swing drastically, with 30 F to 40 F changes in a 24-hour period not uncommon. The use of ice in mix water is also common to cool the concrete during transport. The primary considerations include chemical set accelerators to help the concrete set faster and air-entrainment admixtures to help with freeze-thaw conditions. The more coastal and southern states have milder winters, but all areas see snow. In the hottest western regions, most all concrete placement takes place before 10 a.m. On many larger projects, concrete is placed at night or during the early morning hours to avoid the extreme sun and heat of the day. The farther north you go, the more severe the winters. While concrete can be poured at any time of year and in nearly any location, there is an ideal range of temperature in which to pour concrete, and if it's too cold or too hot outside, … Of course, Shamrock Construction Solutions is glad to take charge of your concrete … Moist air from the northern Pacific comes inland and drops significant rainfall on this region as it contacts the coastal mountains. Climate Overview:Although they cover a large geographic area, the states that fall within this region have similar weather patterns. Eliminating accelerators and adding fly ash to mixes is normal as the temperatures start to increase. Air-entrainment admixtures should be mandatory in all exterior concrete placed in this region. Due to extensive freeze-thaw conditions, this region is prone to spalling and scaling concrete. The threat of snow and freezing temperatures is usually gone by mid-April, but rain is always a consideration. 1249 Dueber Ave SW Canton, OH 44706 Eliminating fly ash and set retarders in mixes is normal as the temperatures start to decrease. The asphalt paving contractors at B&E Coating Services LLC are dedicated to helping customers maintain the function and appearance of asphalt surfaces year-round. Climate (September - November): Fall typically experiences the most stable weather conditions of the year for pouring exterior concrete. States Included: Oklahoma, Texas, Arkansas, Tennessee. Rainfall averages from under 10 to 20 inches annually in the deserts of Utah and up to 40 to 50 inches in the mountains and valleys of Colorado. There is a distinctive wet and dry season for most of this region. Climate (December - March): Winters are typically cold, damp and overcast. Frost and winter freezing spells can occur, but do not last long. Since the ground freezes hard, using ground heaters to thaw the ground may be necessary for winter pours. Air-entrainment admixtures should be mandatory in all exterior concrete placed in this region. The farther inland you travel, the warmer the temperatures get, with summer highs reaching 100 F. The larger high desert area is characterized by little rainfall and blazing-hot summer temperatures. Rainfall ranges from 24 inches in the western areas of central Texas to 40 to 50 inches in areas of Arkansas and Tennessee. ACI306R also does not state when you can begin building. Placement and Curing Practices: Due to high winds, using surface evaporative retarders along with proper curing chemicals is recommended. Plastic sheeting, surface evaporative control agents, and curing compounds should be available on all exterior pours in the spring. The primary considerations include chemical set accelerators to help the concrete set faster and air-entrainment admixtures to help with freeze-thaw conditions. The last thing you want is for your poured concrete to be ruined by poor pouring or improper care. Placement and Curing Practices: Cold-weather concreting practices are mandatory for all exterior concrete placed in this region during the winter. Exterior concrete placement takes place year-round, with short stoppages for inclement weather or cold temperatures occurring periodically throughout the season. Due to extensive freeze-thaw conditions, this region is prone to spalling and scaling concrete. Surface evaporative control agents should be available on all jobs, whether they are used or not. Placement and Curing Practices: Reference High Mountains Winter. The ready-mix supplier should be consulted far in advance of the concrete placement, since some states have road restrictions that may create a logistical issue in delivering concrete. Like them? The primary considerations include blankets for heat retention as well as the possibility of tenting in very cold conditions. This is the heart of hurricane season, so constant monitoring of the weather forecast is important since major storms can last for days and do major damage. Special Equipment: Sprayers to apply surface evaporative control agents and curing compounds; curing blankets; plastic sheeting. Higher elevations will see snow, while most areas see rain. Climate (September - November): Moderate temperatures with little precipitation make for good concrete placing conditions. Cold temperatures typically do not become a factor until November. Proper water content and finishing are critical for long-term durability. Morning placement of concrete is also common to avoid the heat of the day and afternoon thunderstorms. Mix Designs: Standard mix designs are the norm. Special Equipment: Sprayers to apply curing compounds and surface set retarders during hot weather. Summer temperatures rise to the upper 90s and can exceed 100 F for long periods. When hot, dry conditions exist, surface evaporative control agents should be available. Ground frost can vary from several inches to none at all depending on where in the region you reside. Very windy conditions can exist, especially in foot hill areas and flat plains regions. Exterior concrete is poured year-round in this region. Curing concrete in these regions usually requires the use of solvent-based curing compounds or cure-and-seal chemicals to avoid freezing. Climate (December - March): Winters are typically cool and damp for most of this region, with cold and snow only becoming an issue in the higher elevations of the coastal mountains. Additional travel time can affect concrete performance, especially in very cold temperatures. We will come out and give you our expertise about different conditions and share our knowledge on how to extend the life of your concrete. Gulf of Mexico moisture is a constant, leading to hot, humid summers and snowy overcast winters. Special Equipment: Sprayers to apply surface evaporative control chemicals and curing compounds; plastic sheeting. Climate (September - November): Fall typically experiences the most stable weather conditions of the year for pouring exterior concrete. With terrain in the mountain regions often playing a factor, pumping concrete becomes more common. The primary considerations include blankets for heat retention, heating the mix water, and chemical set accelerators to speed the initial set of the concrete. Special Equipment: Sprayers to apply curing compounds and curing blankets for the rare late snow at higher elevations. In most areas, summer can be the most demanding time of year to pour exterior concrete. Most exterior concrete work takes place during the summer in the high mountain region. The use of plastic sheeting for rain protection is also common well into the fall. Special Equipment: Since this region does not see the ground freeze or significant snowfall, there are no special equipment requirements when placing concrete in the winter, with the possible exception of curing blankets. Cold rain can continue into May, with cold temperatures beginning in early October. 10 Best Practices for Pouring Concrete in Cold Winter Weather. The ready-mix supplier should be consulted far in advance of the concrete pour, since some states have road restrictions limiting vehicle weights allowed on the roads, which may create a logistical issue in delivering concrete. This may … Concrete will shrink about 6 tenths of an inch per 100 feet on average, greater if the concrete is poured with a higher water cement ratio than .35 or .4 My guess from what you say … States Included: North Carolina, South Carolina, Georgia, Mississippi, Louisiana, Alabama, Florida. The use of curing compounds or cure-and-seal chemicals is highly recommended to minimize shrinkage cracking. Using hot water to increase concrete temperature is a common winter practice. Special Equipment: Reference High Mountains Winter. Rapid surface hydration is always a threat, so surface evaporative control agents and curing compounds are common on exterior concrete placements. © 2021 RG Smith Company. Mix Designs: Because the ground will stay cold longer, chemical set accelerators are often used in concrete in the spring to help the concrete set quickly and uniformly. The primary consideration is the use of blankets for heat retention. Along with the warmer weather comes the tropical monsoon season, with almost daily afternoon downpours of rain, sometimes with heavy winds. Climate (April - June): High-mountain regions typically see a short, wet spring. Proper mix design, placement, and curing are crucial for long-term concrete durability. Mansfield Climate (September - November): Fall provides the lowest humidity and most stable temperatures for pouring exterior concrete. Pumping concrete for larger pours is also common, to speed the delivery of the concrete to the jobsite in hot weather. Mix Designs: Reference high plains summer. These cures need to be applied as soon as possible after finishing is complete to aid in moisture retention. Mix Designs: This region does not see a hard freeze, but temperatures can fluctuate around the freezing point, causing freeze-thaw cycles to occur many times in a day. Starting a foundation in the winter or spring is usually not a big deal as long as the footers are poured the day of or day after the hole is excavated. Placement and Curing Practices: Transitional placement and curing practices are the norm, as temperatures will dictate cold- or warm-weather practices. If pouring exterior concrete during March through May, both winter and spring conditions may exist in a 24- hour period, so plan accordingly and check the extended forecast before pouring. Air entrainment should be mandatory in all exterior concrete placed in this region. Air entrainment should be mandatory in all exterior concrete placed in this region. This is one reason why spring projects often take longer than late summer and fall projects. Extreme temperatures are rare. Hydration stabilizers and water reducers are commonly used to extend the working life of the concrete without affecting performance. Proper water content and finishing are critical for long-term durability. The eastern areas are drier, and take on more of a high-desert climate. High-elevation areas experience cold winters and short summers. Climate (December - March): Winters are cool. I recommend waiting to pour concrete driveways until the frost has left the ground which puts us will into May around Northern Michigan. Just remember that if your making your forms from foam you might have an issue with pressures inside the mold, 500lbs of concrete can exert a decent amount of sideways force, I was worried … The high plains are milder but windy, and the low-elevation river valley areas are milder and wetter. Climate (April - May): Spring temperatures are cool and conditions can be wet. Due to extensive freeze-thaw conditions, this region is prone to spalling and scaling concrete. Proper mix design, placement, and curing are crucial for long-term concrete durability. Long periods of overcast conditions with mist and light rain can occur all winter. The farther south you go, the rarer frost and cold weather become. Proper water content and finishing are critical for long-term durability. Variations can be found within the region in the spring, as the coastal regions can be much milder than the higher northern mountains. Mix Designs: Standard mix designs are the norm. Using hot water to increase concrete temperature is a common winter practice. Proper planning and communication are keys to a successful winter pour. Special Equipment: Sprayers to apply curing compounds and surface evaporative control agents; plastic sheeting for protection from rain. In some areas, March and April are the heaviest snow months. Most precipitation will fall in this region during these few months. The primary considerations include chemical set accelerators to help the concrete set faster and air-entrainment admixtures to help with freeze-thaw conditions. The ready-mix supplier should be consulted far in advance of the concrete pour, since some plants in high-mountain areas shut down for the winter. Placement and Curing Practices: Hot-weather concreting practices become more critical as the temperatures start to increase. Spring and fall are short. Cold weather protection overnight becomes more important the deeper into the fall season you pour. Due to extensive freeze-thaw conditions, this region is prone to spalling and scaling concrete. Most precipitation that falls is snow. Climate Overview: The Southwest is actually comprised of two distinct regions: the coastal plains and inland high deserts. Extreme temperatures are rare. Mix designs will have compressive strengths ranging from 3000 to 4000 psi, depending on the final use. Hydration stabilizers and water reducers are commonly used to extend the working life of the concrete without affecting performance. With winter winding down and spring and summer arriving shortly, that means outdoor projects will soon be started as well. Special Equipment: Pouring exterior concrete in the high plains regions in winter typically requires no additional or special equipment. Fortunately, there are steps you can take to effectively tackle cold weather concrete … Climate Overview:The mid-south climate features humid, hot, long summers and cool winters, with only brief periods of cold weather. Prolonged periods of rain can delay spring exterior concrete projects. Frost and freezing temperatures can start to become a factor later in the season. Rain can become more frequent, but it is still considered part of the dry season. You can load walls right away but you can't load them laterally like backfilling. Straight concrete mixes can also be used, as they tend to set faster than hybrid mixes. Mix Designs: Standard mix designs are the norm. To varying degrees, all areas have cold winters with snow, short springs, cool falls, and hot, humid summers. Mix Designs: When hot conditions exist, hydration stabilizers, fly ash, and water reducers are common admixtures used to extend working life without affecting performance. With cold temperatures, time is a factor, so pumping concrete becomes more common. Mix Designs: Reference both High Mountains Summer and Winter since this season can have elements of both climates. The ground freezes hard in most areas in the Northeast. Air-entrainment admixtures should be mandatory in all exterior concrete placed in this region. This is actually not true, as the best possible conditions for pouring concrete come in spring when the temperature is consistently in the 50s and the skies are cloudy. The primary considerations include blankets for heat retention as well as the possibility of tenting in very cold conditions. Due to exposure of the hardened concrete to freeze-thaw conditions in winter, it is prone to spalling and scaling. With professional assistance from R.G. Proper water content and finishing are critical for long-term durability. After the forms are built, but before pouring concrete… In most areas, summer can be the most demanding time of year to pour exterior concrete. Air entrainment may be needed in high-elevation areas. Climate (September - November): Fall temperatures are cool, with the least amount of rainfall. Special Equipment: Plastic sheeting to protect against rain. Climate Overview:The weather pattern is similar for most of the states that fall within this region. Exterior concrete pours should be planned for the morning, with rain protection mandatory after the job is complete. States Included: Illinois, Iowa, Missouri, Kansas, Nebraska, Minnesota, Wisconsin, North Dakota, South Dakota. Late spring and early fall are typically the best times to pour cement, as the weather generally is mild. Mix Designs: Standard mix designs are the norm. Proper water content and concrete finishing practices are critical for long-term durability. Regions of high elevation (above 7,000 feet), Copyright 1999-2021 ConcreteNetwork.com - None of this site may be reproduced without written permission. The threat of freezing temperatures is usually gone by mid-April, but rain is always a consideration. You may like my other videos. Special Equipment: Reference both High Mountains Summer and Winter since this season can have elements of both climates. Eliminating fly ash and retarders in mixes is normal as the temperatures start to decrease. The primary considerations include chemical set accelerators to help the concrete set faster and air-entrainment admixtures to help with freeze-thaw conditions. Most desert regions average 10 to 12 inches of rainfall annually. When warmer than usual conditions exist, hydration stabilizers and water reducers are commonly used to extend the working life of the concrete without affecting performance. Eliminating set accelerators and adding fly ash into mixes is normal as the temperatures start to increase. Smith, you can rest assured that your concrete – whether a foundation, walkway or parking area – will stand up to the tests of time. Straight concrete mixes can also be used, as they tend to set faster than hybrid mixes. These storms tend to be more prevalent in early summer. Scheduling new exterior concrete work can be difficult, since concrete suppliers and installers are typically busy finishing as much work as possible before winter arrives. Forms can either be removed after pouring concrete to let dry, or be left in the concrete as permanent edging. Placement and Curing Practices: Windy conditions can be common in the spring in western portions of this region. Temperatures are cool and conditions can be wet. Proper water content and finishing are critical for long-term durability. Early winter storms can begin to erupt in the late fall. If a concrete area is going to be large, it should be reinforced with steel mesh. The ground does not typically freeze hard or deep in these regions. Proper mix design, placement, and curing are crucial for long-term concrete durability. When winter storms do occur, ice and freezing rain is more common than snow. Most residential exterior concrete placement is suspended during the winter, with exterior commercial concrete placement taking place year-round. With cold temperatures, time is a factor, so pumping concrete becomes more common. Smith Company. Mix Designs: Cold-weather concrete mix designs are mandatory for all exterior concrete placed in this region during the winter. Placement and Curing Practices: Windy conditions can be common in the spring in western portions of this region. Cold Weather Concrete Tips . Most exterior concrete work takes place during the summer in the high-mountain region. Along with the hot weather come winds, especially in the more open spaces of the western states. In northern areas or regions with prolonged cold weather, chemical set accelerators may be used in concrete in spring pours to help the concrete set quickly and uniformly. Lower-elevation river valleys in the region may see significantly less snow and milder temperatures, allowing for more favorable exterior concreting conditions. With some of the highest temperatures in the country, placement and curing of concrete in the summer may require extreme measures. During dry Santa Ana wind conditions, make sure to follow proper curing practices to avoid rapid hydration and shrinkage cracking of the concrete surface. With decades of experience on our team, we will give your business a durable foundation you won’t have to worry about. The day time temperatures are typically mild, with cold nights. Climate (May - September): Hot and humid! This is the dry season and conditions are most favorable during this time of year for exterior concrete work. When it comes to pouring concrete in winter, weather can pose significant challenges. Due to extensive freeze-thaw conditions, this region is prone to spalling and scaling concrete. In most cases the answer is YES! Eliminating fly ash and retarders from mixes is normal as the temperatures start to decrease. Mix Designs: Dealing with low humidity and intense sunshine can require the use of admixtures to extend the set time. Placement and Curing Practices: Because of the low humidity in high-mountain regions, rapid surface hydration is common and can be compounded by the intense sunshine and any wind that may be present. Climate (October - November): Because fall temperatures can still be quite warm in this region, hot-weather concreting practices are still necessary until late into the season. Snow is rare along the coastal areas, but can quickly accumulate as you gain elevation traveling inland. Climate (December - March): This region experiences long and cold winters. Most exterior concrete work takes place during the summer in this region. Proper mix design, placement, and curing are crucial for long-term concrete durability. Mix Designs: Hydration stabilizers and water reducers are commonly used to extend the working life of the concrete without affecting performance. Beginning with site preparation, any snow, ice or standing water needs to be removed from the work area prior to pouring. Many of these will involve the pouring of concrete to start. How long you have until you must take into account other considerations for concrete to self-bond; about two hours maximum. So if it’s July and you’re having visions of a freshly poured driveway, you may want to wait a couple months for concrete-pouring primetime to come around. Mix Designs: With the exception of the high deserts, this region does not see much in the way of harsh weather. Climate (March - April): For the coastal regions, spring ushers in warmer temperatures but is still mild and pleasant. Mix Designs: When hot conditions do exist, hydration stabilizers, fly ash, and water reducers are common admixtures used in this region to extend working life without affecting performance. With the high heat and oppressive humidity, placement and curing of concrete may require extreme measures. Special Equipment: Plastic sheeting to protect concrete from sudden rain showers; sprayers to apply curing compounds and surface evaporative control chemicals. Timing is critical for saw-cut joints; cutting too soon spoils the concrete while cutting too late fails to fulfill the purpose. Climate (June - August): Hot days and cool nights are the norm for high plains summers. Summers are cooler in the higher inland mountain regions. Brett, If you can pour the concrete under a tented area and keep the rain off. Placement and Curing Practices: Cold-weather concreting practices are mandatory for all exterior concrete placed in this region during the winter. Exterior concrete work takes place year-round in the southern areas, but is uncommon in the northern areas of this region. However, temperatures can hover around freezing for long periods of time, creating freeze-thaw conditions that negatively impact exterior concrete. If the existing concrete is structurally sound, and not heaving or settling.. My rule of thumb is this: If the new concrete is 3 inches thick or more - you don't have to bond the new concrete to the old concrete. Moderate temperatures and midrange humidity make the winter months a great time for exterior concrete placement in most of these regions. Late afternoon thunderstorms are common, so exterior concrete pours should be planned for the morning, with rain protection mandatory after the job is complete. Air-entrainment admixtures should be mandatory in all exterior concrete placed in this region. Weather plays a major role in exterior concrete placement in all seasons in this region. Eliminating accelerators and adding fly ash into mixes is normal as the temperatures start to increase. Climate (December - March): Winters are typically cold, damp and overcast in this region. The main thing is to keep the concrete from freezing. Planning around rain is often necessary for exterior concrete pours. If you want quote on a pole barn floor visit our page for that. Extremely hot temperatures are rare. Straight concrete mixes can also be used, as they tend to set faster than hybrid mixes. In northern areas or regions with prolonged cold weather, chemical set accelerators may be used in concrete in the spring to help the concrete set quickly and uniformly. Ground frost can vary from several inches to none at all depending on where in the region you reside. Proper mix design, placement, and curing are crucial for long-term concrete durability. If you're not convinced that asphalt is right for you, then you can read more about this ... then the homeowner may experience asphalt cracking throughout the year… Air entrainment should be mandatory in all exterior concrete placed in this region. This prevents frost from getting into the soil you will be pouring the concrete … The high deserts start to experience the first hot weather in late spring, but overall conditions are still favorable for exterior concrete pours. Placement and Curing Practices: Hot-weather concreting practices are the norm in the summer months. 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