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<title>Ïðåäëîæåíèÿ ïî óòî÷íåíèþ êëàññèôèêàöèè çàñîëåííûõ ãðóíòîâ äëÿ äîðîæíîãî ñòðîèòåëüñòâà</title>
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<div class=Section1>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b><span style='font-size:12.0pt;font-family:"Times New Roman"'>ÌÈÍÈÑÒÅÐÑÒÂÎ
<br>
ÒÐÀÍÑÏÎÐÒÍÎÃÎ ÑÒÐÎÈÒÅËÜÑÒÂÀ <br>
<span style='letter-spacing:2.0pt'>ÑÑÑÐ</span></span></b></p>
<p class=MsoNormal align=center style='text-align:center'><b><span style='font-size:12.0pt;font-family:"Times New Roman"'>ÃÎÑÓÄÀÐÑÒÂÅÍÍÛÉ
ÂÑÅÑÎÞÇÍÛÉ ÄÎÐÎÆÍÛÉ <br>
ÍÀÓ×ÍÎ-ÈÑÑËÅÄÎÂÀÒÅËÜÑÊÈÉ ÈÍÑÒÈÒÓÒ</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b><span style='font-size:12.0pt;font-family:"Times New Roman"'>ÑÎÞÇÄÎÐÍÈÈ</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b><span style='font-size:14.0pt;font-family:"Times New Roman"'>Ïðåäëîæåíèÿ
<br>
</span><span style='font-size:14.0pt;
font-family:"Times New Roman"'>ïî óòî÷íåíèþ êëàññèôèêàöèè <br>
çàñîëåííûõ ãðóíòîâ äëÿ äîðîæíîãî ñòðîèòåëüñòâà</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b><span style='font-size:12.0pt;font-family:"Times New Roman"'>ÌÎÑÊÂÀ
1966</span></b></p>
<h1 style='margin-top:0cm'><a name="_Toc89515096"></a><a name="_Toc89515115"><span style='letter-spacing:
2.0pt'>ÏÐÅÄÈÑËÎÂÈÅ</span></a></h1>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Îäíîé
èç àêòóàëüíûõ ñîâðåìåííûõ ïðîáëåì äîðîæíîãî ñòðîèòåëüñòâà ÿâëÿåòñÿ
èñïîëüçîâàíèå äëÿ âîçâåäåíèÿ çåìëÿíîãî ïîëîòíà ìåñòíûõ ãðóíòîâ îñîáûõ
ðàçíîâèäíîñòåé. Ê ãðóíòàì îñîáûõ ðàçíîâèäíîñòåé, îòëè÷àþùèõñÿ ïî ñâîèì
ñâîéñòâàì îò îáû÷íûõ ãðóíòîâ àíàëîãè÷íîãî ãðàíóëîìåòðè÷åñêîãî ñîñòàâà,
îòíîñÿòñÿ øèðîêî ðàñïðîñòðàíåííûå â </span><span style='font-size:
12.0pt;font-family:"Times New Roman"'>V</span><span style='font-size:12.0pt;
font-family:"Times New Roman"'> äîðîæíî-êëèìàòè÷åñêîé çîíå ãðóíòû, ñîäåðæàùèå
ëåãêîðàñòâîðèìûå è òðóäíîðàñòâîðèìûå ñîëè; õëîðèäû, ñóëüôàòû íàòðèÿ, ãèïñ è
êàðáîíàòû. Â íàñòîÿùåå âðåìÿ ïðèãîäíîñòü çàñîëåííûõ ãðóíòîâ äëÿ âîçâåäåíèÿ
çåìëÿíîãî ïîëîòíà, à òàêæå îñíîâíûå íîðìû åãî ïðîåêòèðîâàíèÿ ïðè èñïîëüçîâàíèè
ýòèõ ãðóíòîâ óñòàíàâëèâàþò íà îñíîâå èõ êëàññèôèêàöèè ïî ñòåïåíè è
êà÷åñòâåííîìó õàðàêòåðó çàñîëåíèÿ, ïðåäóñìîòðåííîé «Èíñòðóêöèåé ïî ñîîðóæåíèþ
çåìëÿíîãî ïîëîòíà àâòîìîáèëüíûõ äîðîã» ÂÑÍ 97-63.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Ïîñêîëüêó
ðàçëè÷íûì ïðåäåëàì ñòåïåíè çàñîëåíèÿ ïðè äàííîì åãî êà÷åñòâåííîì õàðàêòåðå
ñîîòâåòñòâóþò ðàçíûå íîðìû ïðîåêòèðîâàíèÿ çåìëÿíîãî ïîëîòíà è ìåðîïðèÿòèÿ ïî
ïîâûøåíèþ åãî óñòîé÷èâîñòè, îò ïðèíÿòîé êëàññèôèêàöèè çàñîëåííûõ ãðóíòîâ â
êîíå÷íîì ñ÷åòà çàâèñÿò êîíñòðóêöèè çåìëÿíîãî ïîëîòíà è ñòîèìîñòü åãî ñîîðóæåíèÿ
íà ó÷àñòêàõ ðàñïðîñòðàíåíèÿ ýòèõ ãðóíòîâ.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Çà
10-ëåòíèé ïåðèîä ïðèìåíåíèÿ ñóùåñòâóþùåé êëàññèôèêàöèè çàñîëåííûõ ãðóíòîâ
íàêîïëåí è èçó÷åí áîëüøîé îïûò ñòðîèòåëüñòâà è ýêñïëóàòàöèè äîðîã â çàñóøëèâûõ
è ïóñòûííûõ ðàéîíàõ, ïðîâåäåíû øèðîêèå èññëåäîâàíèÿ ôèçèêî-ìåõàíè÷åñêèõ ñâîéñòâ
ýòèõ ãðóíòîâ.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Â
ðåçóëüòàòå ëàáîðàòîðíûõ èññëåäîâàíèé, ïîëåâûõ íàáëþäåíèé çà âîäíî-ñîëåâûì
ðåæèìîì è óñòîé÷èâîñòüþ çåìëÿíîãî ïîëîòíà, âîçâåäåííîãî èç çàñîëåííûõ ãðóíòîâ,
è îáîáùåíèÿ ïðàêòè÷åñêîãî îïûòà èõ èñïîëüçîâàíèÿ Ñðåäíåàçèàòñêèì ôèëèàëîì
Ñîþçäîðíèè â 1965 ã. ðàçðàáîòàíû «Ïðåäëîæåíèÿ ïî óòî÷íåíèþ êëàññèôèêàöèè
çàñîëåííûõ ãðóíòîâ äëÿ äîðîæíîãî ñòðîèòåëüñòâà», íåñêîëüêî ðàñøèðÿþùèå
âîçìîæíîñòü èõ ïðèìåíåíèÿ. Ýòè óòî÷íåíèÿ ïîçâîëÿþò ñíèçèòü ñòîèìîñòü ðàáîò ïî
âîçâåäåíèþ çåìëÿíîãî ïîëîòíà â ðàéîíàõ ðàñïðîñòðàíåíèÿ çàñîëåííûõ ãðóíòîâ (â
ïðåäåëàõ V
äîðîæíî-êëèìàòè÷åñêîé çîíû) çà ñ÷åò èõ áîëåå øèðîêîãî èñïîëüçîâàíèÿ áåç çàìåíû
ïðèâîçíûìè ãðóíòàìè.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman";
mso-bidi-font-family:"Courier New"'>«Ïðåäëîæåíèÿ» ñîñòàâëåíû è. î. ñòàðøåãî
íàó÷íîãî ñîòðóäíèêà Ë.Ô. Ñòóïàêîâîé ïîä íàó÷íî-ìåòîäè÷åñêèì ðóêîâîäñòâîì è
ðåäàêöèåé êàíä. òåõí. íàóê Þ.Ë. Ìîòûëåâà.  ðàáîòå ó÷òåíû çàìå÷àíèÿ è ïîæåëàíèÿ
ïðîô. äîêò. ãåîë.-ìèíåð. íàóê Â.Ì. Áåçðóêà è çàâ. êàôåäðîé õèìèè Òàøêåíòñêîãî
èíñòèòóòà èíæåíåðîâ òðàíñïîðòà êàíä. òåõí. íàóê äîö. Ë.Á. Ñìîëèíîé.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Â
ïîëåâûõ ðàáîòàõ è ëàáîðàòîðíûõ èññëåäîâàíèÿõ, êðîìå àâòîðà, ïðèíèìàëè ó÷àñòèå
èíæåíåðû Ð.À. Ïîïîâà, Ã.È. Êàêóðèíà è ñò. òåõíèê Ã.Í. Ìóìèíîâà.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Äèðåêòîð
Ñîþçäîðíèè êàíäèäàò òåõíè÷åñêèõ íàóê - Â. Ìèõàéëîâ</span></p>
<h1><a name=PN0000001></a><a name="_Toc89515097"></a><a name="_Toc89515116"></a><a
name=PO0000001>1</a><span style='
color:windowtext'>. ÐÅÇÓËÜÒÀÒÛ ËÀÁÎÐÀÒÎÐÍÛÕ ÈÑÑËÅÄÎÂÀÍÈÉ
ÔÈÇÈÊÎ-ÌÅÕÀÍÈ×ÅÑÊÈÕ ÑÂÎÉÑÒ ÇÀÑÎËÅÍÍÛÕ ÃÐÓÍÒÎÂ</span></h1>
<h2 style='margin-top:0cm'><a name="_Toc89515098"></a><a name="_Toc89515117">Âëèÿíèå
ñîëåé íà âåëè÷èíó ïðåäåëüíîãî ñîïðîòèâëåíèÿ ñäâèãó ëåññîâèäíîãî ãðóíòà</a></h2>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt;font-family:"Times New Roman"'>Âëèÿíèå
ñîëåé íà âåëè÷èíó ïðåäåëüíîãî ñîïðîòèâëåíèÿ ñäâèãó ëåññîâèäíîãî ãðóíòà èçó÷àëè
äâóìÿ ìåòîäàìè: ñ ïîìîùüþ èîíè÷åñêîãî ïëàñòîìåòðà è íà ñäâèãîâîì ïðèáîðå
Ãèäðîïðîåêòà.</span></p>
<p class=MsoNorm