/BO TAl NGUYEN vA MOl TRUONG

S6: 28 /20111TT-BTNMT

CONG HoA xA HOI CHU NGHiA VI~T NAMDQc l~p - T\f do - Hanh plnic

Ha N9i, ngay 01 thang 8 ndm 2011

TH0NG TU TT QUY HOACH & DIEU TRA TAl NGUYEN NUOc

Quy djnh quy trinh ky thu~t quan t.r:~c , •..' So:%.G.Q .mdi truong khong khi xung quanh va tieng on BE N Ngay:dOkf/lJ.1~

Chuyen: .BQ TRUONG BQ TAl NGUYEN vA MOl TRU' -

Can cir Nghi dinh s6 25/20081N£>-CP ngay 04 thang 3 nam 2008 cuaChinh phu quy dinh chirc nang, nhiem vu, quyen han va co c~u t6 chirc cua BQTai nguyen va Moi tnrong, da: diroc sua d6i, b6 sung tai Nghi dinh s619/2010/N£)-CP ngay 08 thang 3 nam 2010 va Nghi dinh s6 89/201 OfN£)-CPngay 16 thang 8 nam 2010;

Can cir Nghi dinh s6 102/2008/N£)-CP ngay 15 thang 9 nam 2008 cuaChinh phu vS viec thu thap, quan ly, khai thac va sir dung dtr lieu vS tai nguyenva moi tnrong;

Can cir Quyet dinh s6 16/2007 IQ£>-TTg ngay 29 thang 01 nam 2007 cuaThu nrong Chinh phu phe duyet Quy hoach t6ng thS mang lucri quan tr~c tainguyen va moi tnrong quoc gia dSn nam 2020;

Xet dS nghi cua T6ng C\lC tnrong T6ng C\lC Moi tnrong, Vu tnrong VuKhoa hoc va Cong nghe va Vu tnrong Vu Phap che,

QUYDINH:

Churrng IQUY DINH CHUNG

Di~u 1. Pham vi di~u chinh

Thong tu nay quy dinh vS quy trinh ky thuat quan tr~c moi tnrong khongkhi xung quanh va tieng 6n, gom: xac dinh muc tieu quan trac, thiet kS chuangtrinh quan trac va tlnrc hien chuang trinh quan tr~c.

Di~u 2. Dai tU'Q'ngap dung

1. Thong tu nay ap dung voi cac d6i nrong sau:

a) Cac co quan quan ly nha mroc vS moi tnrong a Trung uong va diaphuong; cac tram, trung tam quan trac moi tnrong thuoc mang lucri quan tr~cmoi tnrong quoc gia va mang lucri quan tr~c moi tnrong dia phuong;

b) Cac t6 clnrc co chirc nang, nhiem vu vS heat dQng quan tr~c moi tnrong,hoat dQng dich vu quan tr~c moi tnrong dS giao nQPbao cao, s6 li~u cho co quanquan ly nha mroc vS moi tnrong a Trung irong va dia phirong;

2. Thong tir nay khong ap dung cho hoat dong quan tr~c moi tnrong khongkhi xung quanh va tieng 6n bang cac thiSt bi tu dQng, lien tuc,

Di~u 3. Ghli thich thu~t ngfr

Trong Thong tu nay, cac thuat ngft diroi day diroc hiSu nhu sau:

1. Khong khi xung quanh la khong khi ngoai troi ma con ngiroi, thuc v~t,dQng v~t hoac v~t lieu co thS tiep xuc voi no;

2. Bui: III h~ phan tan min trong do moi tnrong phan tan la pha khi, conpha phan tan la cac hat r~n co kich thiroc Ian hon kich tlnroc phan nr va nho hon100 urn.

Di~u 4. Nguyen t~c ap dung cac tieu chuan, phuong phap vi~n d~n

1. Viec ap dung cac tieu chuan, phirong phap vien d~n phai tuan thu theocac tieu chuan, phirong phap quan tr~c va phan tich diroc quy dinh tai Chuang IIcua Thong tu nay;

2. Truong hop cac tieu chuan, phuong phap quan trac va phan tich quydinh tai Chuang IIcua Thong tu nay sua d&i, b& sung hoac thay thS thi ap dungtheo tieu chuan, phirong phap maio

Churrng II

QUY TRINH KY THU4T QUAN TIMCMOl TRUONG KHONG KHi XUNG QUANH

Di~u 5. Muc tieu quan tr~c

Cac muc tieu co ban trong quan tr~c moi tnrong khong khi xung quanh la:1. Xac dinh rmrc dQ a nhiem khong khi anh hirong dSn sire khoe cong

d6ng theo cac tieu chuan cho phep hien hanh;2. Xac dinh anh hirong cua cac nguon thai rieng biet hay nhom cac nguon

thai toi ch~t hrong moi tnrong khong khi dia phirong;3. Cung c~p thong tin giup cho viec l~p kS hoach kiSm soat a nhiSm va quy

hoach phat triSn cong nghiep;4. Danh gia diSn bien chat hrong moi tnrong khong khi theo thai gian va

khong gian;5. Canh bao vS a nhiem moi tnrong khong khi;

6. Dap irng cac yeu c~u cua cong tac quan ly moi tnrong cua Trung irongva dia phuong.

Di~u 6. Thi~t k~ chirong trinh quan tr~c

Chuang trinh quan tr~c sau khi thiSt kS phai diroc c~p co thfrm quyen hoacco quan quan ly chuang trinh quan tr~c phe duyet hoac chap thuan bang van ban.Vi~c thiSt kS chuang trinh quan tr~c moi tnrong khong khi xung quanh cu thSnhu sau:

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1. KiSu quan tr~c

Can cir vao muc tieu quan trac, khi thiet k~ chuong trinh quan tr~c phai xacdinh kiSu quan tr~c la quan tr~c moi twang nSn hay quan tr~c moi twang tac dQng.

2. Dia diem va vi tri quan tr~c

a) v~~c xac dinh dia diem, vi tri quan trac rnoi tnrong khong khi xungquanh can cir vao muc tieu chuong trinh quan trac;

b) Tnroc khi lira chon dia diem, vi tri quan trac, phai diSu tra, khao sat cacnguon thai gay 0 nhiern moi tnrong khong khi xung quanh tai khu V\IC c§n quantrac. Sau khi di khao sat thirc t~ vi tri cac diSm quan tr~c duoc danh dfiu tren sad6 hoac ban d6;

c) Khi xac dinh vi tri cac diSm quan tr~c khong khi xung quanh phai chu y:- DiSu kien thai tiet: huang gio, t6c dQ gio, birc X? mat troi, dQ ~m, nhiet

dQ khong khi;

- DiSu kien dia hinh: dia hinh noi quan trac phai thuan tien, thong thoangva dai dien cho khu V\lC quan tam. Tai nhfrng noi co dia hinh phirc tap, vi triquan tr~c duoc xac dinh chu y~u theo cac diSu kien phat tan C\lC bQ.

3. Thong s6 quan trac

a) Tnroc tien phai ti~n hanh thu thap thong tin va khao sat hien tnrong dSbi~t thong tin vS dia diSm quan tr~c (khu dan cu, khu san xufit. .. ), loai hinh sanxufit, cac vi tri phat thai, nguon thai tir do dS lira chon chinh xac cac thong s6 d~ctrung va dai dien cho vi tri quan trac;

b) Cac thong s6 co ban duoc hra chon dS danh gia chfit hrong moi tnrongkhong khi xung quanh la:

- Cac thong s6 b~t buoc do dac tai hien twang: huang gio, t6c dQ gio,nhiet dQ, dQ ~m nrong d6i, ap suat, birc X? mat troi;

- Cac thong s6 khac: luu huynh dioxit (S02), nito dioxit (N02), nito oxit(NOx) , cacbon monoxit (CO), ozon (03), bui lo hrng t6ng s6 (TSP), bui co kichthiroc nho hon hoac bang 10 urn (PMlO), chi (Pb);

c) Can cir vao muc tieu va yeu c§u cua chuang trinh quan trac, con co thSquan tr~c cac thong s6 theo QCVN 06: 20091BTNMT.

4. Thai gian va d.n sufit quan tr~c

a) Thai gian quan tr~c phu thuoc vao cac y~u t6 nhu:

- Muc tieu quan trac;

- Thong s6 quan trac;

- Tinh hinh hoat dQng cua cac nguon thai ben trong va Ian c~n khu V\IC

quan trac;

- y~ut6 khi nrong

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- Thi@t bi quan tr~c;

- Phuong phap quan trac duoc sir dung hi chu dong hay bi dong;

- Phuong phap xu ly s6 lieu;- DQ nhay cua phirong phap phan tich.

b ) T~n su~t quan tr~c

- Tk sq§.t quan trac nen: t6i thiSu 01 l~n/thang;

- T~n su~t quan tr~c tac dQng: t6i thiSu 06 l~n/nam.

c) Luu Y khi xac dinh t~n su~t quan trac:

Khi co nhtrng thay d6i theo chu ky cua ch~t hrong khong khi, phai thiet k@khoang thai gian du ngan gifra hai l~n l~y m~u lien ti@p dS phat hien duoc nhtrngthay d6i do;

5. Lap k@hoach quan tr~c

Lap kS hoach quan trac can ctr VaG chuang trinh quan trac, bao g6m cacnQi dung sau:

a) Danh sach nhan lire thirc hien quan tr~c va phan cong nhiem vu chotirng can bQ tham gia;

b) Danh sach cac t6 chirc, ca nhan tham gia, ph6i hop thirc hien quan tr~cmoi tnrong (neu co);

c) Danh muc trang thi@t bi, dung cu, hoa ch~t quan tr~c tai hien tnrong vaphan tich trong phong thi nghiern;

d) Phuong tien, thi@t bi bao hQ, bao dam an toan lao dQng cho hoat dQngquan trac moi tnrong;

d) Cac loai m~u c~n l~y, thS tich m~u va thai gian luu m~u;

e) Phuong phap ph an tich trong phong thi nghiem;

g) Kinh phi thuc hien quan tr~c moi tnrong;

h) KS hoach thuc hien bao dam ch~t hrong va kiSm soat ch~t hrong trongquan trac moi tnrong,

Di~u 7. Th,!c hi~n quan tr~c

Viec t6 clnrc thirc hien chuang trinh quan tr~c g6m cac cong viec sau:

1. Cong tac chuan bi

Tnroc khi ti@nhanh quan tr~c c~ thirc hien cong tac chuan bi nhu sau:

a) Chu§n bi tai lieu, cac ban d6, sa d6, thong tin chung v~ khu vue dinhl~y m~u;

b) Theo d6i di~u kien khi h~u, di@nbien thai ti@t;

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C) Chu~n bi cac dung cu, thiet bi cfin thiet; kiem tra, v~ sinh va hieu chufincac thiet bi va dung cu lay m~u, do, thir tnroc khi ra hien tnrong;

d) Chu~n bi hoa chat, vat tir, dung cu phuc vu lay m~u va bao quan m~u;

d) Chu~n bi nhan m~u, cac biSu m~u, nhat ky quan tr~c va phan tich theoquy dinh;

e) Chu~ bi cac plnrong tien phuc vu hoat dong lfiy m~u va van chuyen m~u;

g) Chuan bi cac thiet bi bao hQ, bao dam an toan lao dong;

h) Chu~n bi kinh phi va nhan lire quan trac;

i) Chu~n bi ca sa hru tru cho cac can bQ cong tac dai ngay;

k) Chu~n bi cac tai lieu, biSu m~u co lien quan khac,

2. Lay m~u, do va phan tich tai hien tnrong

a) Tai vi tri lfiy m~u, tien hanh do cac thong s6 khi nrong (nhiet dQ, dQ fim,ap sufit khi quyen, t6c dQ gio va huang gio) tai hien tnrong; .

b) Can cir vao vao muc tieu chfit hrong s6 lieu, phirong phap do, phan tichva lfiy m~u khong khi phai tuan theo mQt trong cac phuong phap quy dinh taiBang 1 diroi day:

Bang 1. Phuong phap do, phan tich va l~y m~u khong khi t~i hi~n truong

STT Thong sA sA hi~u tieu chuan, phurmg phap

1 S02

2 CO

3 N02

5 Chi bui

6 B\li,

khi7 Cac thong sotuong

• TCVN 7726:2007 (ISOI0498:2004);

• TCVN 5971:1995 (ISO 6767:1990);

• TCVN 5978:1995 (ISO 4221:1980).

• TCVN 5972:1995 (ISO 8186:1989)

• TCVN 6137:2009 (ISO 6768:1998)

• TCVN 6157:1996 (ISO 10313:1993);

• TCVN7171:2002(ISO 13964:1998)

• TCVN 6152:1996 (ISO 9855:1993)

• TCVN 5067:1995

• Theo cac quy dinh quan trac khi tirong cuaT6ng C\lCKhi nrong Thuy van,

• Theo cac huang d~n sir dung thiSt bi quantr~c khi tirong cua cac hang san xuat.

b) Khi chua co cac tieu chuan quoc gia v~ do, phan tich va lfiy m~u khongkhi tai hien tnrong tai Bang 1 Thong tu nay thi ap dung tieu chufin qu6c tS da

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quy dinh tai Bang 1 hoac ap dung tieu chu~n quoc tS khac co d9 chinh xac nrongduong hoac cao hon;

c) Cong tac bao dam chftt hrong va kiSm soat chftt luong tai hien tnrongthirc hien theo cac van ban, quy dinh cua B9 Tai nguyen va Moi tnrong vS huangdan bao dam chftt hrong va kiSm soat chftt hrong trong quan tr~c moi tnrong,

3. Bao quan va van chuyen mau

a) Phuong phap hru gifr mau phai phu hop voi thong s6 quan trac va kythuat phan tich mau tai phong thi nghiem, Mau lfty xong phai phan tich ngay, nSukhong thi mau phai diroc bao quan lanh a nhiet d9 5°C khong qua 24 gio;

b) D6i voi cac mau lfty theo phuong phap hftp thu, dung dich dff hftp thuduoc chuyen vao lo thuy tinh co nut chac chan, d~t trong gia da xSp, chen c~nthan vao thung bao quan lanh;

c) D6i voi mau CO, lfty theo phuong phap thay thS thS tich, dung cu dungmau phai diroc s~p xep gon gang, khong chen len nhau hoac bi cac v~t khac delen nham tranh bi va va han chS ro ri;

d) D6i voi mau bui, mau diroc cho vao bao kep, dong n~p bao c~n than,xSp vao hQp kin va bao quan a diSu kien thirong;

4. Phan tich trong phong thi nghiem

a) Can cu vao rnuc tieu chftt hrong s6 li~u va diSu kien phong thi nghiem,viec phan tich cac thong s6 phai tuan theo mot trong cac phuong phap quy dinhtrong Bang 2 duoi day:

Bang 2. Phuong phap phan tich cac thong sf, trong phong thi nghiem

STT Thong sf, sf, hi~u tieu chuan, phuong phap

1 S02 • TCVN 5971:1995 (ISO 6767:1990);

• TCVN 5978:1995 (ISO 4221:1980)

2 CO • TCVN 5972:1995 (ISO 8186:1989);

• TCVN 7725:2007 (ISO 4224:2000)

3 N02 • TCVN 6137:2009 (ISO 6768:1998);

• TCVN 6138:1996 (ISO 7996:1985)

4 Chi bui • TCVN 6152:1996 (ISO 9855:1993)

5 B\li • TCVN 5067: 1995

b) Khi chua co cac tieu chuan quoc gia dS xac dinh gia tri cua cac thong 86quy dinh tai Bang 2 Thong tu nay thi ap dung tieu chuan quoc tS quy dinh tai Bang2 hoac cac tieu chuan quoc tS khac co d9 chinh xac tuong duong hoac cao hon;

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c) Cong tac bao dam chftt 1uQ11gva kiSm soat chftt 1uQ11gtrong phong thinghiem thirc hien theo cac van ban, quy dinh cua BQ Tai nguyen va Moi twang vShirong dfuI bao dam chftt 1uQ11gva kiSm soat chftt 1uQ11gtrong quan tr~c moi tnrong.

5. Xu ly s6 lieu va bao cao

a) Xu ly s6 lieu

- Kijm tra s6 lieu: kiem tra tong hop vS tinh hop ly cua s6 lieu quan tr~cva phan tich moi tnrong. Viec kiSm tra dira tren h6 so cua m~u (bien ban, nh~tky 1ftymfiu tai hien tnrong, bien ban giao nhan m~u, bien ban kSt qua do, phantich tai hien tnrong, bieu ghi kSt qua phan tich trong phong thi nghiem, ... ) s6lieu cua m~u QC (mfiu trang, mfiu lap, mfiu chuan, ... );

- Xu 1y thong ke: Can cu theo 1uQ11gm~u va nQi dung cua bao cao, viec xu1y thong ke co thS su dung cac phuang phap va cac phan mern khac nhau nhungphai co cac thong ke mieu ta t6i thiSu (gia tri nho nhat, gia tri Ian nhftt, gia tritrung binh, s6 gia tri vuot chu§.n ...);

- Binh 1u~ vS s6 lieu: viec binh Iuan s6 lieu phai duoc thirc hien tren cosa kSt qua quan trac, phan tich dff xu ly, kiSm tra va cac tieu chuan, quy chuan leythuat co lien quan.

b) Bao cao kSt qua

Sau khi kSt thuc chuang trinh quan trac, bao cao kSt qua quan tr~c phaiduoc l~p va giri co quan nha mroc co tham quyen theo quy dinh,

Chuong III

QUY TRINH KY THU~T QUAN TRAC TIENG ON

Di~u 8. Muc tieu quan tr~c

Cac muc tieu co ban trong quan trac tieng 6n Ia:

1. Xac dinh mire dQ 6n anh huang dSn sire khoe cong d6ng theo cac tieuchuan cho phep hien hanh;

2. Xac dinh anh huang cua cac nguon gay tieng 6n rieng biet hay nhomcac nguon gay tieng 6n;

3. Cung cftp thong tin giup cho viec l~p kS hoach kiSm soat tieng 6n;

4. Danh gia diSn biSn 0 nhiem 6n theo thai gian va khong gian;

5. Canh bao vS 0 nhiSm tieng 6n;

6. Dap irng cac yeu c~u cua cong tac quan 1y moi tnrong cua Trung uangva dia phuang.

Di~u 9. Thi~t k~ va thuc hi~n clnrong trinh quan tr~c

1. Dia diSm quan tr~c tieng 6n

a) Quy chuan ley thuat quoc gia QCVN 26: 2010IBTNMT quy chu§.n leythuat quoc gia vS tieng 6n quy dinh gioi han t6i da cac mire 6n tai cac khu V\fC co

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con nguoi sinh song, hoat dong va lam viec; tieng 6n trong quy chuan nay la tieng6n do hoat dong cua con nguoi tao ra khong phan biet loai nguon gay tieng 6n, vitri phat sinh tieng 6n.

b) Cac khu vue phai do tieng 6n bao gom:

- Khu VlJCc~n d~c biet yen tinh: benh vien, thu vien, nha di@udirong, nhatre, tnrong h9C;

- Khu dan cu, khach san, nha a, co quan hanh chinh;- Khu VlJCthuang mai, dich vu;

- Khu vue san xuat nam xen ke trong khu dan cu.

c) Lira chon vi tri diSm quan tr~c tieng 6n theo tieu chuan quoc gia TCVN5964:1995. Trong do, phai luu y cac diSm sau:

- Vi tri lira chon phai d~c trung cho khu vue c~n quan tr~c (phai co tea dQxac dinh);

- Tranh cac v~t can gay phan xa am;

- Tranh cac nguon gay nhieu nhan tao: tieng nhac, tieng va d~p cua kimloai, tre em no dua ...;

- Chon vi tri do san cho co su truyen am 6n dinh nh~t voi thanh phan gioth6i khong d6i tir nguon dSn vi tri do.

d) D6i voi cac co so san xu~t cong nghiep phai tiSn hanh quan tr~c tai cacvi tri lam viec quy dinh trong tieu chuan quoc gia TCVN 3985:1999.

2. Thong s6 quan tr~c

Cac thong s6 trong quan tr~c tieng 6n gom:a) LAeq rmrc am tuang duong;b) LAmax rmrc am tuang duang cue dai;c) LAN,T rmrc phan tram;d) Phan tich tieng 6n a cac dai t~n s6 1 octa (tai cac khu cong nghiep);d) Cuong dQdong xe (d6i voi tieng 6n giao thong).

3. Thai gian va t~ su~t quan tr~c

a) T~n su~t quan tr~c

T~n suat quan trac tieng 6n duoc xac dinh tuy thuoc VaGyeu c~u cua coquan quan ly chuang trinh quan trac, kinh phi va muc dich cua chuang trinhquan tr~c nhung t6i thiSu phai la 04 lfuvnam.

b) Thai gian quan tr~c

- D6i voi tieng 6n tai cac khu VlJCquy dinh va tieng 6n giao thong: do lientuc 12, 18 hoac 24 gio tuy theo yeu c~u;

- D6i voi tieng 6n tai cac co sa san xu~t, phai tien hanh do trong gio lamviec;

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- Do cac mile am bi anh huong boi cac diSu kien thai tiet, vi vay, khi chonthai gian quan tr~e tieng 6n phai chu y cac di~m sau:

+ Cac khoang thai gian do diroc chon sao eho 6 trong khoang do mile amtrung binh diroc xac dinh trong mot dai cac diSu kien thai ti~t xu~t hien 6 cac vitri do;

+ Cac khoang thai gian do diroc chon sao eho cac phep do duoc ti~n hanhtrong diSu kien thai tiSt th?t d~e trung.

4. Thi~t bi quan tr~e

a) Thi~t bi quan tr~e duoc su dung theo tieu ehu§.n quoc gia TCVN5964:1995;

b) Thi~t bi diroc su dung la cac may do tieng 6n tich phan co kern theo bQphan tich t~n s6. Truong hop khong co may do tieng 6n tich phan thi do bangmay do mile am ti~p xuc trong do cac khoang thai gian phai duoc ghi lai va dungphuong phap phan b6 thong ke d~ tinh LAeq,T:

L = 10 19[_1 ~ r.I 0 0,1LA i JAeq ,T T L..,; I

i=l

Trong do

- T = :Ltj: la t6ng cac khoang thai gian e~n l~y m~u;

- t.: la thai gian tac dung cua mile 6n LAj; (irng voi thai gian do thir i);

- LAj:la mile am theo d~e tinh A t6n tai trong khoang thai gian t.;

- n: la s6 l~n do mile 6n.

c) D~ dam bao eh~t hrong quan trac, thi~t bi do tieng 6n phai duoc chuantheo bQphat am chuan a mile am 94 va 104 dBA truce m6i dot quan tr~e va dinhky diroc ki~m ehufin tai cac co quan co chile nang ki~m chuan thiSt bi,

5. Phuong phap quan tr~e

Phuong phap va khoang thai gian quan tr~e duoc lua chon theo tieuchuan quoc gia TCVN 5964:1995 va TCVN 5965:1995.

a) Cac phep do

Khi thirc hien cac phep do ngoai troi phai giam phan X? am dSn t6i thieu,Cac phep do phai thuc hien each e~u true phan X? am it nhat 3,5 met khong k~mat d~t. Khi khong co quy dinh khac thi dQ eao tiSn hanh do la 1,2-1,5 met sovoi m~t d~t.

b) Cac phep do ngoai troi g~n cac nha eao t~ng

Cac phep do nay diroc thirc hien 6 cac vi tri ma tieng 6n d6i voi nha eaot~ng e~n diroc quan tam. NSu khong co chi dinh gi khac thi vi tri cac phep do t6tnh~t la each toa nha 1-2 met va each mat d~t tit 1,2-1,5 met.

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c) Cac phep do tieng 6n giao thong

- DQ cao tiSn hanh do la 1,2-1,5 met so voi mat dfit;

- Phai giam phan X? am dSn t6i thieu;

- Phai tranh cac nguon tieng 6n gay nhieu anh hirong toi phep do.

d) Cac phep do trong nha

- Cac phep do nay thuc hien ben trong hang rao, ma 6 do tieng 6n duocquan tam. NSu khong co chi dinh khac, cac vi tri do each cac nrong hoac bS matphan X? khac it nhfit 1 met, each mat san tir 1,2-1,5 met va each cac cira s6khoang 1,5 met; each nguon gay 6n khoang 7,5 met;

- Khi do tieng 6n tai noi lam viec do cac may cong nghiep gay ra phai dotieng 6n theo t~n s6 6 dai 1:1 octa (theo tieu chuan quoc gia TCVN 3985:1999).

d) Cac diSm phai hru Y- Khoang thai gian do lien tuc cua m6i phep do la 10 phut, trong vong 1

gio tiSn hanh 3 phep do, sau do lfiy gia tri trung binh cua 3 phep .do. KSt qua thudiroc coi nhu gia tri trung binh cua gio do do;

- D6i voi tieng 6n giao thong do dong xe gay ra, ngoai viec do tieng 6n thiphai xac dinh cuong dQ dong xe (xe/gio) bang phirong phap dSm thu cong hoacthiet bi tv dong, Phai tiSn hanh phan loai cac loai xe trong dong xe, bao g6m:

+ Xe cue Ian (xe containo va tren 10 banh);

+Xe tai va xe khach;+Xe con (diroi 12 ch6 ngoi);+Mo to, xe may.- Khi do rmrc tieng 6n theo dai 1:1 octa, thao tac cling nrong tv, nhung chu

y sau khi d~t thai gian, phai d~t chS dQdo theo t~n s6 6 dai 1:1 octa.

6. Xu ly s6li~u va bao cao

a) Xu ly s6li~u

- KiSm tra s6 lieu: kiSm tra t6ng hop vS tinh hop ly cua s6 lieu quan tr~ctieng 6n. Vi~c kiem tra dua tren h6 so quan tr~c (bien ban, nhat ky, kSt qua do taihien tnrong, ... );

- Xu ly thong ke: din cir theo s6 hrong kSt qua do va nQi dung cua baocao, viec xu ly thong ke co thS su dung cac phirong phap va cac phan mem khacnhau nhimg phai co cac thong ke mieu ta t6i thieu (gia tri nho nhat, gia tri Iannhfit, gia tri trung binh, s6 gia tri virot chuan ...);

- Binh IU?n vS s6 lieu: viec binh IU?n s6 li~u phai diroc thirc hien tren coso kSt qua quan trac da:xu ly, kiem tra va cac tieu chuan, quy chuan Icy thu?t colien quan.

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b) Baa cao kSt qua

Sau khi kSt thuc chuang trinh quan trac, baa cao kSt qua quan tr~c tieng 6nphai duoc l~p va giri co quan nha mroc co th~rn quyen theo quy dinh,

Ph~n IV

TO CHUC THVC Hl¢N

f)i~u 10. TB clnrc thirc hi~n1. T6ng Cl)C Moi tnrong co trach nhiem huang dfuI, kiSrn tra, giam sat vi~c

thuc hien Thong nr nay;

2. BQ tnrong, Thu tnrong co quan ngang BQ, Thu tnrong co quan thuocChinh phu, Chu tich Uy ban nhan dan cac d.p va t6 chirc, ca nhan co lien quanchiu trach nhiem thirc hien Thong tu nay.

f)i~u 11. Hi~u ll}'c thi hanh

1. Thong tir nay co hieu 19ckS tir ngay 15 thang 9 nam 2011.

2. Trang qua trinh thirc hien Thong nr nay, neu co kho khan, virong rn~cdS nghi cac co quan, t6 chirc, ca nhan phan anh vS BQTai nguyen va Moi tnrong(qua T6ng Cl)C Moi tnrong) dS kip thai xern xet, giai quyet.z.

Noi nh{i.n:- Thu nrong Chinh phu va cac Pho Thu nrong Chinh phu;- Van phong Quoc hQi;- Van phong Chu tich mroc;- Van phong Chinh phu;- Van phong Trung uong va cac Ban cua Bang;- Toa an nhan dan t6i cao;- Vien Ki~m sat nhan dan t6i cao;- Cac BQ, co quan ngang BQ, co quan thuoc Chinh phu;- Kiern toan Nha mroc;- Uy ban Trung uong M~t tran T6 quoc Vi~t Nam;- Co quan Trung irong cua cac doan th6;- fillND, UBND cac tinh, thanh ph6 tnrc thuoc Trung uong;- CI,lCkiem tra van ban QPPL (BQ Tir phap);- Cac Thir tnrong BQ TN&MT;- Cac don vi tnrc thuoc BQ TN&MT, Website cua BQ;- Sa 1N&MT cac tinh, thanh ph6 tnrc thucc Trung UCYng;- Cac don vi trong mang hroi quan tr~c moi tnrong quoc gia;- Cong baa, Cong Thong tin di~n ill Chinh phu;- Luu: VT, ra:91 PC, TCMT (QTMT). 300

~ p";;.. ~r

KT. BQ TRUONGTHUTRUONG.-P~-'o;.::

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